Full disclosure: GRASSHOLE Corporation manufactures the Sprinkler-Guard discussed in this guide. Our recommendations come from years of field testing and customer feedback.
Ken Kwiatkowski
Founder of GRASSHOLE Corporation & inventor of the Sprinkler-Guard
Veteran. Florida homeowner who got tired of replacing the same broken sprinkler heads every season. Featured by Kevin Harrington (from Shark Tank). Recipient of the JMI 30 Award. Manufactures in Bradenton, Florida.
Table of Contents
- Why Sprinkler Head Protection Matters More Than You Think
- 7 Proven Ways to Protect Sprinkler Heads from Lawn Mowers
- Best Sprinkler Head Protector: Side-by-Side Comparison
- Cost-Benefit Analysis: Is Protection Worth the Investment?
- Step-by-Step: How to Install Sprinkler Head Guards in 5 Minutes
- How to Keep Grass from Growing Over Sprinkler Heads
- The Bottom Line: Protect Your Investment

The best way to protect sprinkler heads from lawn mowers is to install a patented guard that buffers the head from impact and keeps grass from growing over it. The Sprinkler-Guard by GRASSHOLE, made from Flexible Advance ABS with UV Deterrent, installs in 30 seconds without tools and addresses the three most common causes of sprinkler head damage: lawn mower impact, weed whacker contact, and grass overgrowth that hides heads from view.
Here’s what most homeowners learn the hard way: your lawn mower is the single biggest threat to your irrigation system. Every weekend you mow, you’re rolling past a yard full of pop-up sprinkler heads that cost $59 to $150 each to replace professionally (per LawnLove). One cracked head can waste up to 25,000 gallons of water a year (per EPA WaterSense) — enough to fill a backyard pool.
But here’s the good news: protecting your sprinkler heads doesn’t require expensive professional installation, ugly concrete blocks, or complicated DIY projects. In this definitive guide, you’ll learn seven proven methods to shield your sprinkler heads from lawn mower damage, complete with a side-by-side comparison of the best sprinkler head protector options, a cost-benefit analysis with real ROI numbers, and step-by-step installation instructions you can complete in under five minutes.
Whether you’re tired of replacing broken heads every season, frustrated with grass growing over your sprinklers, or simply looking for the most cost-effective sprinkler head protection solution, this guide has you covered. Let’s dig in.
Why Sprinkler Head Protection Matters More Than You Think

Most homeowners don’t think about sprinkler head protection until it’s too late. They mow the lawn, hear a crack, and suddenly there’s a geyser where their pop-up sprinkler head used to be. But the true cost of a broken sprinkler head goes far beyond the replacement part. Let’s break down exactly what’s at stake.
The Hidden Cost of Broken Sprinkler Heads
Sprinkler head replacement is the most common repair for homeowners — more frequent than any other type of sprinkler system issue. And it gets expensive fast.
Professional sprinkler head replacement costs $59 to $150 per head. If you need a service call, the total bill ranges from $130 to $275 including parts and labor. Each additional head on the same visit costs another $30 to $75. When you factor in that the average residential lawn has 20 to 30 sprinkler heads, one bad mowing session can turn into a $500+ repair bill.
But that’s just the beginning. The average homeowner spends $130 to $360 on sprinkler system repairs annually, with routine maintenance costing another $175 to $285 per year for spring start-up, backflow testing, and winterization. According to HomeGuide, a full sprinkler system replacement runs $3,000 to $10,000 — a staggering figure that makes prevention look like a bargain.
“Sprinkler head replacement is the most common repair for homeowners — more frequent than valve replacements, controller issues, or pipe leaks combined.”
— **LawnLove Research**, 2026
The math is simple: spending a few dollars per head on sprinkler head protection now saves you hundreds — potentially thousands — in repair costs over the life of your system.
Water Waste: The Environmental Impact You Can’t Ignore
Here’s where broken sprinkler heads become everyone’s problem. A single cracked or misaligned head doesn’t just stop working — it turns into a water-wasting machine.
According to the EPA WaterSense program, landscape irrigation accounts for nearly one-third of all residential water use nationwide, totaling nearly 9 billion gallons per day. Even more alarming, experts estimate that 30% to 60% of irrigation water is wasted due to system inefficiencies like leaks, broken heads, and poor scheduling.
A single broken sprinkler head can waste up to 25,000 gallons of water per year. That’s enough water to supply a family of four for weeks. A leak as small as the tip of a ballpoint pen can waste about 6,300 gallons per month. And if you’re running a typical watering program with one broken head, you could be wasting up to 11,520 gallons per month.
“When it comes to a home’s irrigation system, a little maintenance goes a long way. Your system can waste even more if it’s programmed incorrectly, a sprinkler head is pointed in the wrong direction, or you have a leak.”
— **EPA WaterSense Program**
The environmental impact is staggering. If every home with an automatic sprinkler system performed basic maintenance — including protecting heads from damage — we could collectively save billions of gallons of water annually. Learn more about water-saving strategies from EPA WaterSense.
Lawn Mowers: The #1 Enemy of Sprinkler Heads
Lawn mowers are the #1 cause of broken and cracked sprinkler heads, bar none. Mower wheels can push sprinkler heads out of alignment. Mower decks can crack the plastic housing. And in the worst case, a blade can snap a head clean off, turning your irrigation system into an unintended fountain.
The numbers are sobering. Each year, more than 80,000 accidents are recorded from lawn care equipment use in the U.S. Over the past decade, emergency rooms reported nearly 3.2 million lawn and garden injuries — more than 26,000 per month. Of those, 855,850 (27%) were attributed to lawn mowers. A 2018 Johns Hopkins study found that lawn mower injuries cost an average of $37,000 per patient in inpatient charges.
“Despite consumer education programs and warning labels, lawn mower injuries in the United States remain a serious public health concern.”
— **Dr. Deborah Schwengel**, Johns Hopkins University School of Medicine
City safety guidelines specifically note that workers should “mark obstacles that can’t be removed, such as sprinkler heads” before mowing — because they’re a known collision hazard. Whether you’re a homeowner doing weekend yard work or a professional landscaper maintaining dozens of properties, sprinkler heads are invisible targets waiting to be struck.
The bottom line: Every unprotected sprinkler head is exposed. The question usually isn’t if it gets damaged — it’s when. And when it happens, you’re looking at repair bills, wasted water, and the hassle of scheduling a service call on a Saturday.
The good news? You have options. Seven of them, to be exact.
7 Proven Ways to Protect Sprinkler Heads from Lawn Mowers

If you’re wondering how to protect sprinkler heads from lawn mowers, here’s the complete answer. These seven methods range from simple landscaping tricks to installing professional-grade sprinkler head guards. Each has its own strengths, weaknesses, and ideal use case.
Method 1: Install Sprinkler Head Guards (Best Overall)
The most effective and hassle-free solution is installing a purpose-built sprinkler head guard. Modern guards — particularly the Sprinkler-Guard by GRASSHOLE — are engineered specifically to solve all three major sprinkler head problems at once: physical impact from mowers and trimmers, grass overgrowth that hides heads, and soil settling that causes heads to sink.
How it works: The guard sits around the base of your pop-up sprinkler head, creating a buffer that absorbs impact from mower wheels and deflects weed whacker line. The patented design inhibits grass from growing over the head, so you can actually see your heads when you’re mowing. The material is Flexible Advance ABS with UV Deterrent — it flexes on impact instead of crumbling like concrete.
Pros:
- Installs in 30 seconds with zero tools required
- Inhibits grass growth — no more hidden heads
- Flexible Advance ABS flexes on mower impact instead of cracking like concrete
- Patented design tested in real-world Florida yards
- Made in USA by a Veteran-Owned Business
- 300+ five-star reviews on Sprinkler-Guard.com and Amazon
Cons:
- Higher upfront cost than DIY methods (but far lower long-term cost)
- Requires one guard per sprinkler head
Best for: Homeowners who want a set-it-and-forget-it solution that actually works. If you’re tired of replacing concrete donuts every season or trimming around heads by hand, this is your answer.
💡 Pro Tip: The Sprinkler-Guard by GRASSHOLE comes in bulk packs — 10-pack for $64.99, 20-pack for $125.00, 30-pack for $180.00, and 60-pack for $350.00. With free shipping on orders over $100, most homeowners can protect their entire yard for less than the cost of one professional service call.
Method 2: Use Concrete Sprinkler Donuts
Concrete sprinkler donuts have been around for decades. These ring-shaped concrete blocks sit around the base of your sprinkler head, theoretically creating a visible barrier that mowers will avoid.
How it works: The concrete ring surrounds the sprinkler head, making it more visible and providing a physical buffer. You can find them at most home improvement stores for $3 to $10 each.
Pros:
- Widely available at home improvement stores
- Relatively inexpensive per unit
- Provides visible marker for sprinkler location
Cons:
- They crack and break — especially in freeze-thaw climates
- They sink into the ground over time, becoming useless
- Grass grows right over them, hiding both the donut and the head
- Heavy weight can actually accelerate soil settlement
- Ugly gray concrete ring visible in your lawn
- Must be replaced every 1-2 years on average
Best for: Temporary solutions or rental properties where aesthetics aren’t a priority. As a long-term strategy, concrete donuts are one of the least effective options.
“Many of the busted lawn sprinkler heads had concrete donuts on them but they had sunk into the ground and the grass had completely covered them over, rendering them useless.”
— **Florida Lawn Care Professional**
Method 3: Install Swing Joints
A swing joint is a flexible pipe connection that allows a sprinkler head to move when struck, then spring back into position. It’s a mechanical solution rather than a protective barrier.
How it works: Instead of a rigid PVC riser connecting your sprinkler head to the underground line, a swing joint uses threaded elbow fittings that create a flexible “swing” connection. When a mower wheel hits the head, the joint flexes rather than breaking.
Pros:
- Absorbs impact without breaking the riser
- Professional-grade solution used by irrigation contractors
- Works well in high-traffic areas
Cons:
- Requires professional installation — not a DIY project
- Expensive — adds $15-$30+ per head in labor and materials
- Doesn’t prevent grass from growing over the head
- Doesn’t prevent the head from being knocked out of alignment
- The sprinkler head itself can still be damaged
Best for: Commercial properties and high-traffic areas where professional irrigation maintenance is already budgeted. For the average homeowner, swing joints are overkill.
Method 4: DIY PVC Pipe Guards
The DIY PVC pipe sprinkler guard is a popular budget solution that’s been circulating in home improvement circles for years. Family Handyman featured this method as a simple reader tip.
How it works: Cut a short section of PVC pipe (typically 3-4 inches in diameter), slit it vertically, and snap it around the base of your sprinkler head. The pipe creates a visible ring that elevates the head slightly and provides a buffer zone.
Pros:
- Extremely cheap — PVC pipe costs pennies per foot
- Easy to find materials at any hardware store
- Provides basic visual marker for head location
- Family Handyman’s simple tip shows it’s accessible to anyone
Cons:
- Ugly — white plastic ring sticking out of your lawn
- Brittle — PVC becomes fragile in cold weather and under UV exposure
- Grass still grows inside and around the pipe
- Can pop off if hit by a mower wheel
- Looks unprofessional
- Requires measuring, cutting, and fitting for each head
Best for: Budget-conscious homeowners who need a quick, temporary fix and don’t mind the DIY aesthetic. Think of it as a band-aid, not a cure.
Method 5: Use Visual Markers and Flags
Brightly colored flags and markers are the simplest visual reminder of where your sprinkler heads are located. This is a low-tech approach that relies entirely on awareness.
How it works: Place small, brightly colored flags or flexible markers next to each sprinkler head. The visual cue reminds you (or your lawn service) to mow around that area.
Pros:
- Very inexpensive — flags cost $0.50 to $2 each
- Easy to install — just push into the ground
- Highly visible when new
Cons:
- Temporary only — flags fade, break, and get knocked over
- Provides zero physical protection
- Must be removed before mowing, then replaced
- Lawn services often ignore or remove them
- Creates an obstacle course in your yard
- Not a practical long-term solution
Best for: New lawns where you’re still learning sprinkler head locations, or as a temporary supplement to another protection method during the first few mows of the season.
Method 6: Adjust Sprinkler Head Height
Sometimes the simplest solution is ensuring your sprinkler head height is correct at installation. Heads that stick up too high are obvious mower targets. Heads buried too deep can’t pop up properly.
How it works: Sprinkler heads should be installed so the top of the head is level with the soil surface — not above it, not below it. When properly set, the head retracts flush with the ground when not in use, minimizing the profile that mowers can hit.
Pros:
- Free if you do it during initial installation
- Reduces the target profile of each head
- Proper alignment improves watering efficiency
Cons:
- Doesn’t provide any physical protection
- Soil settling over time will change the height
- Doesn’t prevent grass overgrowth
- Requires digging up and reinstalling existing heads
- Still vulnerable to mower wheels and trimmers
Best for: Part of a comprehensive protection strategy, not a standalone solution. Proper height adjustment should be done in combination with physical guards.
Method 7: Create No-Mow Zones
Strategic landscaping can create natural no-mow zones around your sprinkler heads. By replacing grass with mulch, decorative rock, or ground cover around each head, you eliminate the need to mow near them at all.
How it works: Clear a 12-18 inch radius around each sprinkler head and replace the grass with mulch, decorative stone, or low ground cover plants that don’t require mowing.
Pros:
- Eliminates mower contact entirely
- Can look attractive with proper landscaping
- No ongoing protection products to maintain
Cons:
- Labor-intensive — must clear and landscape around every head
- Mulch needs replenishing annually
- Rocks can damage mower blades if they migrate
- May not match your lawn’s aesthetic
- Doesn’t help with grass growth onto the head itself
- Impractical for large systems with 30+ heads
Best for: Garden beds and landscaped areas where sprinkler heads are already near non-grass zones. Extending the bed slightly to include the head can be an elegant solution.
The verdict? Methods 2 through 7 all have their place, but none addresses all three problems (impact protection, grass prevention, and anti-sinking) like Method 1. If you’re serious about sprinkler head protection, a purpose-built guard is the only solution that truly does it all.
Best Sprinkler Head Protector: Side-by-Side Comparison

Choosing the best sprinkler head protector comes down to five key factors: durability, installation ease, grass prevention, long-term value, and overall protection. Let’s put the five most popular options head-to-head.
| Feature | Sprinkler-Guard by GRASSHOLE | Concrete Donuts | Sprinkler Helmets (Home Depot) | DIY PVC Pipe | SprinklerBuddy |
|---|---|---|---|---|---|
| Price (per unit) | $5.83-$6.50 | $3.00-$10.00 | $5.00-$8.00 | $0.50-$1.00 | $4.00-$6.00 |
| Material | Flexible Advance ABS with UV Deterrent | Concrete | Hard Plastic | PVC Pipe | Plastic |
| Impact Behavior | Flexes on impact | Cracks and crumbles | Can shatter | Pops off or cracks | Varies |
| Grass Prevention | Yes — Patented Inhibitor | No | No | No | Partial |
| Prevents Sinking | Yes | No — Actually sinks | Partial | No | Partial |
| Cold-weather behavior | Stays flexible | Cracks in freeze-thaw | Varies | Becomes brittle | Varies |
| Installation Time | 30 seconds | 2-3 minutes | 1-2 minutes | 5-10 minutes | 1-2 minutes |
| Tools Required | None | None | None | Saw/Knife | None |
| Made in USA | Yes (Bradenton, FL) | Varies | Varies | N/A | Varies |
| Veteran-Owned | Yes | No | No | N/A | No |
| Patented | Yes | No | Varies | No | No |
| Replacement frequency (industry observation) | Built to be swapped one-by-one as needed | Often 1-2 years in freeze-thaw | 2-3 years typical | 1 season under UV | 2-3 years typical |
Why Sprinkler-Guard by GRASSHOLE Wins
The numbers don’t lie. The Sprinkler-Guard by GRASSHOLE is the only product in this comparison that scores highly across every single category. Here’s what sets it apart:
Patented Grass Growth Inhibition — No other protector on the market actively keeps grass from creeping over your sprinkler heads. That’s the #1 reason mowers run over heads in the first place: the heads end up buried and invisible.
Flexible Advance ABS with UV Deterrent — The material is engineered to flex on impact instead of crumbling. Concrete cracks, PVC gets brittle in cold weather, and most hard plastics shatter — Advance ABS flexes and goes back to shape. If one ever does take too much abuse, swap it for a new one — it’s a 30-second job.
30-Second Installation — No tools. No digging. No measuring. Set it around the head and move on. You can protect a 20-head yard before your coffee gets cold.
Made in USA — Veteran-Owned — Ken Kwiatkowski, a Veteran, founded GRASSHOLE in Bradenton, Florida. Every guard is manufactured in the USA. Featured by Kevin Harrington (from Shark Tank).
300+ five-star reviews — Real homeowner reviews on Amazon and Sprinkler-Guard.com. People who got tired of paying for the same broken-head repair year after year.
The Problem with Concrete Donuts
Concrete sprinkler donuts have been the default choice for decades, but they’ve earned a reputation for a reason — and it’s not a good one. Here’s why irrigation professionals are moving away from them:
- They crack. Freeze a concrete donut one winter and you’ll be replacing it in spring.
- They sink. Their heavy weight compresses the soil beneath them, causing the donut — and your sprinkler head — to sink below grade.
- Grass grows over them. Without a grass inhibitor, turf simply grows right up and over the donut, burying it completely.
- They’re ugly. A gray concrete ring in your green lawn isn’t winning any curb appeal awards.
“Concrete donuts are rather fragile despite online descriptions of being strong and durable. They sink into the ground over time, get covered by grass, and render themselves useless.”
— **SprinklerBuddy Research**, Irrigation Industry Analysis
If you’re looking for a sprinkler donut alternative that actually works, the Sprinkler-Guard by GRASSHOLE is the upgrade you’ve been waiting for.
🛒 Shop Sprinkler-Guard by GRASSHOLE — Starting at $64.99 for a 10-Pack →
Cost-Benefit Analysis: Is Protection Worth the Investment?

Let’s talk numbers. If you’re asking yourself “Are sprinkler guards worth the money?” — the answer is a resounding yes. Here’s the financial breakdown that proves it.
The True Cost of Doing Nothing
When you don’t protect your sprinkler heads, you’re gambling with your wallet. Here’s what unprotected heads will cost you over five years:
Scenario: Average home with 20 sprinkler heads, 2 heads damaged per year
| Cost Category | Year 1 | Year 2 | Year 3 | Year 4 | Year 5 | 5-Year Total |
|---|---|---|---|---|---|---|
| Head replacement (pro, 2 heads/yr) | $200 | $200 | $200 | $200 | $200 | $1,000 |
| Service call fees ($100/visit) | $200 | $200 | $200 | $200 | $200 | $1,000 |
| Water waste (25K gal × 2 heads) | $150 | $150 | $150 | $150 | $150 | $750 |
| Emergency/after-hours calls | $0 | $150 | $0 | $150 | $0 | $300 |
| Annual Total | $550 | $700 | $550 | $700 | $550 | $3,050 |
That’s $3,050 over five years — and that’s a conservative estimate assuming only two heads break per year. If you have teenagers mowing the lawn, a professional landscaping service, or zero-turn mowers, that number can easily double.
Upfront Cost vs. Long-Term Savings
Now let’s look at the same scenario with Sprinkler-Guard by GRASSHOLE protection installed:
| Cost Category | Year 1 | Year 2 | Year 3 | Year 4 | Year 5 | 5-Year Total |
|---|---|---|---|---|---|---|
| Sprinkler-Guard (20-pack) | $125 | $0 | $0 | $0 | $0 | $125 |
| Head replacement | $0 | $0 | $0 | $0 | $0 | $0 |
| Service call fees | $0 | $0 | $0 | $0 | $0 | $0 |
| Water waste | $0 | $0 | $0 | $0 | $0 | $0 |
| Annual Total | $125 | $0 | $0 | $0 | $0 | $125 |
Five-year difference: $2,925.
Even if you only prevent ONE broken head, the 20-pack pays for itself. The math doesn’t need a calculator — one professional service call costs more than the whole pack.
Sprinkler-Guard Pricing Breakdown
| Package Size | Price | Cost Per Guard | Best For | Free Shipping? |
|---|---|---|---|---|
| 10-Pack | $64.99 | $6.50 | Small yards (8-12 heads) | — |
| 20-Pack | $125.00 | $6.25 | Average yards (15-25 heads) | ✅ Yes |
| 30-Pack | $180.00 | $6.00 | Large yards (25-35 heads) | ✅ Yes |
| 60-Pack | $350.00 | $5.83 | Extra-large yards, landscapers | ✅ Yes |
Free shipping kicks in at $100+, so the 20-pack is the sweet spot for most homeowners. At $6.25 per head, you’re spending less than the cost of a fast-food meal per sprinkler.
💰 The Bottom Line: For less than the cost of ONE professional service call, you can protect your entire sprinkler system for years. The math isn’t just favorable — it’s a no-brainer.
🛒 Protect Your Entire Yard — Shop Sprinkler-Guard Now with Free Shipping →
Step-by-Step: How to Install Sprinkler Head Guards in 5 Minutes

One of the biggest objections homeowners have to any lawn improvement project is the installation process. Will I need special tools? Do I have to dig up my yard? Can I actually do this myself?
With the Sprinkler-Guard by GRASSHOLE, the answer to all three questions is the same: no, no, and absolutely yes.
Tools You’ll Need
- Your hands. That’s it.
No shovel. No screwdriver. No wrench. No drill. The Sprinkler-Guard is designed for the ultimate DIY experience — because the best sprinkler head protection shouldn’t require a trip to the hardware store.
Installation Steps
Step 1: Locate Your Sprinkler Head
Find the pop-up sprinkler head you want to protect. If it’s covered by grass, gently brush away the turf to expose the head and the surrounding soil. The head should be visible and accessible before you begin.
Step 2: Clear the Area
Remove any excess dirt, grass clippings, or debris from around the base of the sprinkler head. You want a clean surface so the guard sits properly. If the head is sunken below grade, you may need to add soil underneath to bring it to the correct height — level with the ground.
Step 3: Position the Sprinkler-Guard
Take your Sprinkler-Guard and center it around the sprinkler head. The opening should align with the head so it fits snugly without forcing it.
Step 4: Press Into Place
Apply gentle, even pressure around the edges of the guard until the top rim sits slightly above the sprinkler head — about 1/4 to 1/2 inch. This elevation is what creates the protective barrier against mower wheels and trimmer line.
Step 5: Test Your Sprinkler System
Turn on the zone containing your newly protected head. Watch it pop up, spray, and retract. The guard should not interfere with operation in any way. The Sprinkler-Guard is specifically designed to allow full 360-degree operation while providing protection.
Total time per head: 30 seconds.
For an average yard with 20 sprinkler heads, you’re looking at 10 minutes total to protect your entire irrigation system. Compare that to the time you’ll spend calling a repair service, waiting for them to arrive, and writing a check for $200+.
📹 Watch the Installation Video →
How to Keep Grass from Growing Over Sprinkler Heads

If you’re searching for how to keep grass from growing over sprinkler heads, you’re addressing one of the most overlooked causes of sprinkler damage. Here’s why this matters — and how to solve it permanently.
Why Grass Overgrowth Is a Bigger Problem Than You Think
When grass covers your sprinkler heads, two things happen — and both are expensive:
First, you can’t see the heads when mowing. An invisible sprinkler head is a doomed sprinkler head. No matter how careful you are, if you don’t know exactly where each head is located, you’re eventually going to roll over one with your mower wheel or catch it with your trimmer line.
Second, covered heads can’t function properly. When grass grows directly over a pop-up sprinkler head, it blocks the spray pattern. Water gets deflected, creating dry spots in some areas and overwatering in others. Your lawn develops brown patches while you’re simultaneously wasting water trying to fix them.
According to the EPA WaterSense program, homes with clock-timer-controlled irrigation systems already use about 50% more water outdoors than homes without systems. Add blocked heads to the equation, and that waste compounds dramatically.
How Sprinkler-Guard Inhibits Grass Growth
The Sprinkler-Guard by GRASSHOLE features a patented grass growth inhibitor built directly into its design. Here’s how it works:
The unique shape and material properties of the guard create a micro-environment around the sprinkler head that discourages grass from taking root. The elevated rim blocks light to the soil immediately surrounding the head, while the ABS plastic surface prevents grass from establishing a foothold and climbing over the barrier.
It’s not a chemical treatment that wears off or needs reapplication — it’s a physical design feature. Once installed, grass overgrowth at that head pretty much stops being a problem you have to manage.
Additional Tips for Clear Sprinkler Heads
While the Sprinkler-Guard handles grass prevention automatically, here are additional practices to keep your heads visible and protected:
- Mow at the proper height — Maintaining your grass at the recommended height for your turf type reduces the likelihood of grass blades reaching your sprinkler heads. Most grasses should be kept at 2.5 to 3.5 inches.
- Trim around heads seasonally — Even with guards installed, a quick pass with hand shears along the guard edge in spring keeps everything looking tidy.
- Walk your system monthly — Turn on each zone and visually inspect every head. Catching problems early prevents expensive repairs later.
- Edge your lawn beds — If sprinkler heads are near landscape beds, keep the edging clean to prevent grass from creeping into the bed and toward the head.
The key insight: Most homeowners only think about sprinkler head protection AFTER damage occurs. The smart move is preventing the conditions that lead to damage in the first place — and that starts with keeping grass from covering your heads.
🛒 Stop Grass from Covering Your Heads — Get Sprinkler-Guard with Patented Growth Inhibitor →
Frequently Asked Questions (FAQ)
The seven best ways to protect sprinkler heads from lawn mowers are: (1) Install protective sprinkler head guards like **Sprinkler-Guard by GRASSHOLE**, (2) Use concrete sprinkler donuts, (3) Install flexible swing joints on risers, (4) Create DIY PVC pipe guards, (5) Place visible markers or flags near each head, (6) Ensure proper sprinkler head height at installation, and (7) Create no-mow zones with mulch or rock around heads. The most effective solution is installing purpose-built guards that provide impact protection while inhibiting grass overgrowth.
The **Sprinkler-Guard by GRASSHOLE** is our pick. It's a patented protector made from Flexible Advance ABS with UV Deterrent that installs in 30 seconds with no tools, inhibits grass growth around the head, and absorbs impact instead of cracking like concrete. It's made in the USA in Bradenton, Florida by Ken Kwiatkowski, a Veteran. Over 300 five-star reviews on Sprinkler-Guard.com and Amazon. Unlike concrete donuts that crack and sink, the flexible material flexes on mower impact — and if one ever takes too much abuse, you swap it for a new one in 30 seconds.
Concrete sprinkler donuts provide basic physical protection and visibility, but they come with significant problems: they crack in freeze-thaw cycles, sink into the ground over time, allow grass to grow over them, and their heavy weight can actually accelerate soil settlement. While they're inexpensive upfront ($3-$10 each), most homeowners end up replacing them every 1-2 years, making them more expensive long-term than modern plastic alternatives. For a more effective **sprinkler donut alternative**, consider the **Sprinkler-Guard by GRASSHOLE**. [Learn more about concrete donut problems](https://www.familyhandyman.com/article/simple-sprinkler-head-protection/).
Sprinkler head replacement costs **$59 to $150 per head** when hiring a professional, including the service call, parts, and labor. The total cost for a single replacement visit ranges from $130 to $275, with each additional head costing $30 to $75. DIY replacement is significantly cheaper at $3 to $30 for the part alone, but requires basic plumbing knowledge. Professional technicians charge $50 to $120 per hour, with emergency calls adding $100 to $200. [Source: LawnStarter repair cost data](https://www.lawnstarter.com/blog/cost/sprinkler-repair-price/).
Sprinkler heads keep breaking for five main reasons: (1) **Lawn mower impact** — the #1 cause, as mower wheels and decks strike exposed heads; (2) **Soil settling** — causes heads to sink below grade where they're vulnerable to damage; (3) **Grass overgrowth** — hides heads from view so they're accidentally mowed over; (4) **High water pressure** — stresses internal components and causes heads to fail prematurely; and (5) **Age and wear** — most sprinkler heads have a 10-15 year lifespan, after which plastic becomes brittle. Installing protective guards addresses the top three causes simultaneously.
Yes — when you pick a quality one. The right guard creates a physical buffer that absorbs mower wheel impact, deflects weed whacker line, keeps grass from growing over the head, and stops the head from sinking. Concrete donuts and brittle PVC don't hold up to the same use. Over 300 five-star reviews on the **Sprinkler-Guard** suggest most homeowners see a real difference.
In most cases, yes. A 20-pack of **Sprinkler-Guard** runs $125 — less than a single professional service call. The average homeowner spends $130-$360 a year on sprinkler repairs ([LawnStarter](https://www.lawnstarter.com/blog/cost/sprinkler-repair-price/)) and one broken head can waste up to 25,000 gallons a year ([EPA WaterSense](https://www.epa.gov/watersense/start-saving)). Prevent two service calls in a year and the protectors have paid for themselves.
No, a properly designed sprinkler guard will not affect water flow or spray patterns. The **Sprinkler-Guard by GRASSHOLE** is engineered to sit around the base of the head without interfering with the pop-up mechanism or spray arc. The guard's opening is sized to allow the head to rise, rotate, and spray at full capacity. After installation, always test the zone to confirm normal operation — water should spray the same distance and pattern as before.
You need one sprinkler protector per pop-up sprinkler head in your lawn. To count your heads, walk your property and count every spray head and rotor head that pops up from the ground during operation. The average residential yard has between 15 and 30 sprinkler heads. **GRASSHOLE offers packages** sized for every property: 10-pack for small yards, 20-pack for average yards, 30-pack for large yards, and 60-pack for extra-large properties or professional landscapers.
When a lawn mower hits a sprinkler head, the damage can range from minor to severe. A glancing blow from a mower wheel may knock the head out of alignment, causing uneven watering. A direct strike from the mower deck can crack the plastic housing, break the internal mechanism, or snap the head completely off the riser. In severe cases, the impact can break the PVC riser below ground, requiring excavation and pipe repair. The result is always the same: wasted water, dead lawn patches, and a repair bill of $59 to $150+ per head. [Learn more about lawn mower damage statistics](https://hub.jhu.edu/2018/09/26/lawnmower-injuries-medical-costs/).
Installing a Sprinkler-Guard takes about 30 seconds per head with no tools: (1) locate and clear any grass or debris from around the sprinkler head, (2) center the guard around the head, (3) press it into the soil until the top rim sits 1/4 to 1/2 inch above the head, (4) turn on the zone to test operation. An average yard with 20 heads gets fully protected in under 10 minutes. Pop a beer, walk the yard, you're done.
To find sprinkler heads covered by grass, turn on each irrigation zone and walk the lawn while the system is running. Look for heads that don't pop up, spray weakly, or show water bubbling from the ground — these indicate a covered or sunken head. You can also feel for heads by walking barefoot (carefully!) and feeling for hard plastic under the turf. For a permanent solution, install guards with grass growth inhibition to prevent heads from being covered in the first place. [Read more about finding hidden sprinkler heads](https://grassholesystem.com/blog/).
Sprinkler heads sink into the ground due to soil settlement, which occurs naturally over time as organic matter decomposes and soil compacts. Heavy rain, foot traffic, and the weight of concrete donuts accelerate the process. Sunken heads are prime targets for mower damage because they can't retract properly and sit below the blade path. The **Sprinkler-Guard by GRASSHOLE** prevents sinking by stabilizing the soil around the head and providing a fixed reference point for height.
To mow safely around sprinkler heads, follow these guidelines: Always mark head locations if they're not clearly visible. Maintain a 6-inch buffer zone around each head — never pass directly over a head with your mower wheels. Use a string trimmer for the area immediately around heads rather than trying to mow right up to them. Consider installing protective guards that create a visible, physical barrier. And most importantly, never mow when your sprinkler system is running — wet grass clippings stick to everything and heads may not be fully retracted.
It depends on the material and how rough the conditions get. The Sprinkler-Guard is made from Flexible Advance ABS with UV Deterrent — it flexes on mower impact instead of crumbling like concrete. If one ever takes too much abuse, you swap it for a new one in about 30 seconds. By comparison, concrete donuts often crack or sink in 1-2 years (per [SprinklerBuddy field reports](https://www.sprinklerbuddy.com/blog/index.php/sprinkler-donuts-2/)), and DIY PVC pipe guards typically degrade within one season under UV exposure.
A sprinkler donut is a ring-shaped device — traditionally made of concrete — that sits around the base of a pop-up sprinkler head. The idea is to create a visible buffer between the head and the mower wheel. The problem is the well-documented downsides of concrete donuts: they crack in cold weather, sink into the ground, get covered by grass, and look ugly. The **Sprinkler-Guard** replaces the concrete ring with Flexible Advance ABS that absorbs mower impact instead of cracking, and the patented design inhibits grass from growing over the head.
To raise a sunken sprinkler head, first dig around the head to expose the riser and connection point. Unscrew the head from the riser, then add a threaded riser extension or cut a new riser to the correct length. The top of the head should sit level with the surrounding soil — not above it and not below it. Replace the soil and compact lightly. For a permanent solution that prevents future sinking, install a **Sprinkler-Guard by GRASSHOLE** around the raised head.
Yes, a broken sprinkler head is one of the biggest sources of irrigation water waste. A single broken head can waste up to 25,000 gallons of water per year — that's more than many households use for indoor purposes annually. A leak the size of a ballpoint pen tip wastes about 6,300 gallons per month. With the average American family using 320 gallons of water per day, one broken head can increase your water usage by 20% or more. [Source: EPA WaterSense data](https://www.epa.gov/watersense/start-saving).
Flexible ABS plastic engineered for outdoor use. Concrete cracks in freeze-thaw, PVC pipe becomes brittle under UV exposure, and most hard plastics shatter on impact. ABS combines flex with durability. The **Sprinkler-Guard** uses **Flexible Advance ABS with UV Deterrent**, formulated specifically for outdoor lawn protection — it flexes on mower impact instead of crumbling.
To make a DIY sprinkler head protector, you'll need a length of PVC pipe (3-4 inch diameter), a hacksaw or PVC cutter, and sandpaper. Cut a ring 2-3 inches tall, then cut a vertical slit through one side so you can snap it around the sprinkler head base. Sand the edges smooth to prevent injury. While this method costs less than $1 per head, DIY PVC guards have significant downsides: they become brittle and crack under UV exposure, offer no grass growth prevention, look unsightly, and must be replaced annually. For most homeowners, a purpose-built guard like the **Sprinkler-Guard by GRASSHOLE** is more cost-effective long-term. [See Family Handyman's PVC tip for the full method](https://www.familyhandyman.com/article/simple-sprinkler-head-protection/).
For most homeowners, no. Modern **sprinkler head guards** beat concrete donuts on the things that actually matter: they flex on mower impact instead of cracking, they don't sink into the ground from their own weight, they inhibit grass overgrowth (concrete doesn't), and they install faster (30 seconds vs. several minutes). Concrete donuts cost slightly less upfront ($3-$10 per donut vs. $5.83-$6.50 for the **Sprinkler-Guard**), but field reports consistently show donuts cracking or sinking within 1-2 years in freeze-thaw climates, making them more expensive over time.
The Bottom Line: Protect Your Investment

Your sprinkler system is one of the most valuable components of your home’s exterior. It keeps your lawn green, your curb appeal high, and your property value protected. But every unprotected sprinkler head is a liability — a vulnerable point where one careless mowing session can trigger a chain reaction of repairs, water waste, and frustration.
Here’s what we know for certain:
- Lawn mowers are the #1 cause of sprinkler head damage — and with 80,000+ lawn equipment accidents annually, the risk is real.
- A single broken head costs $59-$150 to replace professionally and can waste up to 25,000 gallons of water per year.
- The average homeowner spends $130-$360 annually on sprinkler repairs that could have been prevented.
- Protection costs a fraction of repair — as little as $5.83 per head with the Sprinkler-Guard by GRASSHOLE. Read what our 300+ 5-star reviewers are saying.
- 30 seconds of prevention beats hours of repair — every single time.
The best sprinkler head protector isn’t just a product — it’s peace of mind. It’s the confidence that you can mow your lawn without worrying about that telltale crack. It’s knowing your water bill won’t spike because of a cracked head you didn’t notice. It’s the satisfaction of solving a problem permanently instead of applying another temporary fix.
The Sprinkler-Guard was invented by Ken Kwiatkowski — a Veteran and Florida homeowner who got tired of paying for the same broken-sprinkler-head repair every season. Every feature, from the patented grass-growth inhibitor to the Flexible Advance ABS material to the 30-second install, was designed to solve a real problem homeowners face every weekend.
- Starting at $64.99 for a 10-pack
- Free shipping on orders over $100
- 300+ five-star reviews on Sprinkler-Guard.com and Amazon
- Made in the USA by a Veteran-Owned Business in Bradenton, Florida
- Patented design — featured by Kevin Harrington (from Shark Tank)
- No tools required — installs in 30 seconds per head
- One-by-one swap design — if a guard ever takes too much abuse, replace just that one
If you’ve replaced a sprinkler head this season, you already know the cost. The Sprinkler-Guard is sitting at sprinkler-guard.com — go take a look.
Last updated: July 2025. All statistics sourced from EPA WaterSense, Johns Hopkins Medicine, LawnStarter, HomeGuide, and IBISWorld. Product specifications and pricing current as of publication date.
Related Articles:
- Best Sprinkler Head Protectors Ranked (2026)
- Why Do Sprinkler Heads Keep Sinking?
- Concrete Donuts vs. Plastic Guards: Which Lasts Longer?
- How to Find Sprinkler Heads Covered by Grass
Not sure? The Sprinkler-Guard ships in 10/20/30/60-packs. If one ever takes too much abuse, you swap just that one in 30 seconds — no full system to replace.
Shop Sprinkler-Guard
- Starting at $64.99 for a 10-pack
- Free shipping on orders over $100
- 300+ five-star reviews on Sprinkler-Guard.com and Amazon
- Made in the USA by a Veteran-Owned Business in Bradenton, Florida
- Patented design — featured by Kevin Harrington (from Shark Tank)
- No tools required — installs in 30 seconds per head
- One-by-one swap design — if a guard takes too much abuse, swap just that one
Last updated: May 2026. Statistics sourced from EPA WaterSense, Johns Hopkins Medicine, LawnStarter, LawnLove, HomeGuide, IBISWorld. Product specifications and pricing current as of publication date.
