25,506
residents
Backflow Testing in Herndon, VA
1
local company
$262–$318
typical cost
1 company in Herndon list Backflow Testing. Typical cost $262–$318.
Safety and common issues
The full guide covers safety, what to do before the visit, whether to repair or replace, and when to replace.
Common issues:
- Failed annual test report
- Water dripping from the relief valve or vent
- Discolored or odd-tasting tap water
- Notice from the water district about a missing or overdue test
- Visible corrosion, cracks, or damage on the assembly
- Low water pressure after the assembly
Typical cost
$262–$318 — price in this city (metro index × 1.0888)
Local companies
John Nugent & Sons
45921 Maries Rd, Sterling, VA 20166
24/7 Emergency Services, Air conditioning services, Air Ducts, Backflow Testing, Bathtub repair, Ceiling Fans, Circuit Breakers, Ductless Mini Splits
View the full list of companies in Herndon
This directory does not verify a company's specialty.