Rubber float seals against sudden back-up by overloaded sewers. Threaded top for installation of standpipe for extreme or extended back pressure.
- Helps protect against basement flooding
- Made from durable ABS, will not rust
- Fits spigot end of 4" pipe
- Quick and easy to install
- Universal model with rubber float and 1-1/2" threaded top for standpipe
- Helps protect against basement flooding
- Made from durable ABS, will not rust
- Fits spigot end of 4" pipe
- Quick and easy to install
- Universal model with rubber float and 1-1/2" threaded top for standpipe