Backflow preventer installation costs between $105 and $1,400, with the average property owner spending $325 per backflow preventer. Backflow preventers are essential in many commercial and some ...

Nothing says “happy holidays” like a mandated backflow prevention device. In late November the city of St. Helena sent letters to 23 water customers giving them 60 days to install the devices, which ...

Elasto-Valve Rubber Products (EVR), a manufacturer of rubber duckbill check valves, is drawing attention to the expanding role of duckbill valve technology in backflow prevention across wastewater, ...