This 4" ABS backwater valve includes a riser and cover.
- Quick action flapper allows unrestricted uni-directional flow
- Elastomeric gasket in the flapper ensures a watertight seal
- Flapper can be easily removed and replaced if required
- Threaded access cap is designed for hand tightening
- Access cap neoprene gasket provides a positive seal
- Lightweight, easy to install
- Horizontal installation required with arrows on top of the valve hub pointing in the direction of the flow of water