The Short Answer: Yes, But…
Homeowners ask me all the time:
“Bob, can I install my own sprinkler system and save some money?”
The short answer is yes—if you’re handy, have the time, and know what you’re getting into. But there are some things you should really know before you start cutting pipe or renting a trencher.
Because what looks like a money-saver can quickly become a time sink, a frustration fest, and in some cases—a do-over.
Let’s break it down.
What You Can Save (and What You Risk)
DIY Savings: – Labor costs (usually $1,500 to $3,000) – Markup on parts if you source them yourself
DIY Risks: – Incomplete coverage or dry patches – Incorrect pressure or zone sizing – Backflow compliance issues (required in MD & VA) – Leaks, clogs, or trenching mistakes – No warranty or support if things go wrong
We’ve seen homeowners in places like Laurel or Vienna save $2,000 doing it themselves—only to spend $1,500 later fixing it when it didn’t work right.
Remember, when you DIY, you are the designer, installer, and service tech.
What DIY Actually Involves
Here’s what most DIY kits and YouTube videos don’t tell you:
- Design matters. You need to know your water pressure, flow rate, and how to zone turf vs. beds vs. shade vs. sun.
- Trenching is real work. Especially in Maryland clay or around roots in Bethesda.
- Head placement is precise. Too close = puddles. Too far = dry patches.
- Permits & inspections. Some counties require permits for irrigation, especially for backflow devices.
- Winterization? You’ll need an air compressor big enough to blow out the system each fall. Miss that once, and a pipe crack will cost you more than you saved.
And let’s talk about time. A professional crew can install a full system in 2–3 days. A first-time DIYer? Expect at least 3 weekends, maybe more.
Case Study: Bowie Homeowner Goes DIY
One homeowner in Bowie decided to install a 4-zone system himself. He watched YouTube, bought a big box store kit, and went to work.
- First issue: too few heads. Dry patches everywhere.
- Second issue: pressure drop when multiple zones ran.
- Third issue: couldn’t pass inspection due to incorrect backflow device placement.
We came out, redesigned the zones, re-trenched parts of the yard, and installed a proper backflow preventer.
The result? The job ended up costing more than if he had called us to begin with.
But to his credit, he learned a lot—and he told us, “I have even more respect for what you guys do now.”
When DIY Might Make Sense
- You have a small, flat yard (less than 3,000 sq ft)
- You’re installing drip only (e.g. garden beds)
- You’re handy, patient, and enjoy projects
- You’re OK with a learning curve and light troubleshooting
If that’s you? Go for it. But plan well. And budget extra time and money.
Make sure you: – Call Miss Utility before digging – Rent the right tools (trencher, pipe cutter, crimper, etc.) – Understand how to lay pipe at the right depth – Use swing joints to protect heads from mower damage
When to Hire a Pro
- Your lawn is large, sloped, or has zones with different needs
- You want a smart system with Wi-Fi and sensors
- You care about water efficiency and resale value
- You need it done quickly and right the first time
Our customers in Fairfax, Rockville, and Annapolis often tell us: “We thought about doing it ourselves, but we’re glad we didn’t.”
Because we get it done in days, not weekends. And it works.
Plus, our systems come with: – A warranty – Zone maps and specs saved in our system – Full support if something goes wrong
Hybrid Option: Meet in the Middle
Not ready to go full DIY, but want to save a little?
Try a hybrid approach: – You handle trenching – We design, install, and set up the system
This can save 10–20% of the total cost. And you still get professional-grade design and warranty.
Many of our clients in Bowie and Gaithersburg choose this route. It gives them the satisfaction of getting their hands dirty without risking the important stuff.
FAQs I Hear From DIYers
Q: Can I dig the trenches and hire you for the install?
A: Sure. We call that a hybrid install. You save some money and still get our design, setup, and warranty.
Q: Can I buy the parts myself and just pay you to install?
A: Maybe. But we don’t warranty parts we didn’t supply. Let’s talk first.
Q: Do you ever fix DIY systems?
A: All the time. Probably more than we should. But we’re here to help.
Q: What’s the #1 mistake DIYers make?
A: Underestimating water pressure and flow. That leads to dry zones and broken parts.
Q: Can I use a hose bib instead of tapping the main line?
A: You can, but it limits pressure and flow. We recommend tapping the main or using a proper irrigation tee.
What You Miss Out On Without a Pro
Let’s be honest—DIY can be fun. But it also means: – No support when something breaks – No one to call if a zone stops working – No long-term design planning for expansion – No built-in tech support for Wi-Fi controllers or sensors
A TLC-installed system comes with peace of mind.
We install, test, calibrate, and back it with real people who show up when you need us. That’s worth something.
Final Word From Bob
If you’re up for the challenge, DIY can be rewarding. But if you’re looking for peace of mind, speed, and long-term reliability? You can’t beat a professional install.
Want a free design plan, even if you decide to go DIY? Just ask. I’ll help you either way.
Because when you ask Bob Carr if you can DIY? You get the honest answer.
Written by Bob Carr, Written by Bob Carr, for AskBobCarr.com – Helping Folks in the DMV Area Since 1983.