Well Pump Drain Back Valve

This keeps the water from freezing between the well and the home.
Well pump drain back valve. A backwater valve sometimes called a backflow or sewer backup valve is a valve you can install on your sewer line and is designed to allow water or sewage to flow only one way that is out of your house. For this purpose a vent valve should be installed. How to repair or replace parts in the snifter valve. This article explains how a drain back valve works to let water drain from well or lake water piping exposed to freezing conditions.
Back to special circumstances. G 9 17 typical model 70 auto drain valve installation in a water well between the pump and water system description. Combination rubber adapters and the industry s most durable check valve flapper. This is the world s most reliable sump pump check valve.
Operation of drain back valves bleed back systems snifter valves for well or lake pipe freeze protection air volume control. Installation repair of drain back valves bleed back systems snifter valves avcs. This article explains where how to properly install a snifter valve bleed back valve or drain back valve and air volume control valve on a well or lake water supply system. More product details close.
If the pitless adapter is kept clean especially the 1 inch npt blind fitting at the top of it the owner can screw in a homemade t handle tool lift the adapter out of its slide about a quarter inch or so not completely just to break the seal and let the water drain back out into the well. The snifter valve operation is described showing how this valve admits air into the piping so that water can drain at the drain back. A foot valve is located at the bottom of a well and acts like a one way check valve allowing water to go up the pipe toward the house but not drain backward into the well. Specifications on the locations distances heights and drainage points for.
1 drain back tank fittings kit contains a 1 galvanized steel tee with a 1 x 3 4 reducing bushing and a 3 4 brass drain back valve to install in the well below frost level. For sump pump applications the thd1020 can be for sump pump applications the thd1020 can be used with any 1 25 in. Anytime there is a sudden heavy rainfall the city sewer lines can become overwhelmed causing water or sewage to flow back towards your home. Drain back valve installation instructions model 70 flomatic corporation flomatic valves 15 pruyn s island glens falls new york 12801 phone.
The thd1020 features 1 25 in.