Backflow valves are found around commercial and business buildings, and they allow for the building to have access to clean water that businesses use for making drinks and preparing food ...

Sewer backflow preventers are an essential part of your home's plumbing. Here's why you need one and how to test if yours is working properly.

The backflow preventer part itself usually runs about $80 to $150, according to a local plumbing company. It has been in high demand recently because of the winter freeze.

The person who does the testing must be a certified backflow tester. Not all licensed plumbers have this certification, and a plumbing license is not required to obtain this certification. I've ...

Backflow is required to be tested annually. According to Lovely, as of last Tuesday, the city had 2,200 customers with outstanding tests, even though the deadline was at the end of May. If these ...

The backflow prevention team within SWBNO's environmental affairs department tracks and manages over 140,000 water accounts, both residential and commercial.

Key Takeaways Installing a backflow preventer typically costs around $325 per unit, varying from $105 to $1,400. This total cost encompasses the device’s price and the labor needed for ...

Backflow of seawater from the coast to inland causes flooding in multiple coastal cities in Northeast China's Liaoning Province and North China's Hebei Province. Photo: CCTV Multiple coastal ...