The career
Thinking about becoming a backflow tester?
Testing is the rare trade credential with built-in repeat revenue: assemblies are typically tested annually where required, and the customer you test this year is your customer next year.
- Pay
- $63,800
- Source
- parent-trade median (plumbers), per the Bureau of Labor Statistics, 2025; testing itself is a repeat-revenue layer on a trade
Explore it honestly
Should you become one? The honest decision guide
A working day in the testing trade
What testing actually pays
The path in, step by step
The 5000 series, verified
Your state's rules
The companion books
Backflow Tester Certification: How to Become a Certified Backflow Testerby Parker Hollis
ASSE 5110, training classes, the practical exam, test kits, recertification, and the cross-connection control trade.
The Backflow Testing Business: How to Start a Backflow Testing Companyby Parker Hollis
Route economics, pricing, your first hundred accounts, test kits and calibration, compliance records, and scaling to a crew.
Exploring this as a career?
Take the free starter sheet: the verified requirements, the honest pros and cons, and the first three steps, on one page.
No spam. One useful sheet and occasional notes.