24/7 Backflow Service
On this utility's approved list
1 tester on this list
41 companies on Two Rivers Utilities (City of Gastonia / Gaston County)'s tester list · 58 testers in total · list version 2025
On Two Rivers Utilities (City of Gastonia / Gaston County)'s approved list, version 2025 · fetched 2026-11-04
Every company below is on this list; each card says “On this utility's approved list”. The list is the utility’s, not ours: we copy company names, addresses and phone numbers from it, sort them A to Z and do not rank or endorse anyone. Confirm with your utility before booking.
Approved List of Certified Backflow Testers. Fetched 2026-11-04 (UTC).
Open the utility’s own list
The utility’s backflow program page
How we handle listings (correct or remove a listing)
Confirm with your utility before booking.
Alphabetical. Tester counts are the number of testers the list names for each company.
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
2 testers on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
2 testers on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
4 testers on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
3 testers on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
1 tester on this list
On this utility's approved list
7 testers on this list
On this utility's approved list
4 testers on this list
On this utility's approved list
1 tester on this list
Other utility lists in North Carolina: Boone, Greenville, Wilmington.
Guides: How much does a backflow test cost? Tester prices, plus what your utility adds, Failed backflow test: what failed, your repair deadline, and when to replace the device, What is a backflow test? What the tester measures, what passes, and what you have to do, Irrigation backflow testing: which device your sprinkler system needs, when it is tested, and how to winterize it.