The preventer sits in between the two pipe sections, connected to them with 90-degree angle pipe connectors. The sewer backflow preventer itself may have a shut-off valve handle or a ball valve on it.

I have a shower drain in a basement apartment. Recently, the sewer backed up and sewage water entered the apartment through the shower drain. Is it possible to install some sort of a check valve in ...

Floor drain backflow online, P Plus Fire Shower Floor Drain Backflow Preventer Sewer Core Anti Odor Plug for Kitchen Bathroom Gas Sealer Floor Strainer Trap Seal Orange Pack of online $45.00 SKU ...

Considering installing or replacing a backflow preventer? This guide will explain the cost based on things like type, ... Irrigation or sewer system. $100 - $600. Floor or basement drain. $150 ...

Sep. 14—LEWISTON — The town board approved its long-discussed backflow preventer grant program this week, giving homeowners impacted by flooding a potential solution. The program will provide ...

“The backflow preventer really isn't all that expensive, it's the excavating that could cost you money,” he said. He also says the problem is that the city's storm drains and sewers are ...