Backflow preventer installation costs also vary by the size of the valve. Measurements refer to the diameter of the valve; these typically range from 0.5 inches to 12 inches.

You can prevent a sewage-filled basement or lower level by taking 15 minutes to install a floor drain backflow preventer, ...

If there are no valves on the backflow preventer, there is likely a release valve at the bottom of a large capped PVC pipe. This requires a special tool to reach down and turn the knob that ...

In the event of a backflow incident, typical remediation protocols involve flushing water systems—a process that can waste ...

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 ...

The City Council is taking a look at toughening up enforcement for backflow preventer inspections. Under the proposal, customers would have to comply with current regulations on inspections, or be ...

If you're selling your home in Minneapolis or Bloomington, you'll probably have to pick up a few backflow preventers. Here's why. By hominspector December 1, 2011 at 12:26PM (The Minnesota Star ...