Magna 1 1/4” Self-Sealing Waste Valve

The Magna valve is a non-return valve with an internal membrane. The valve opens to allow water to be discharged, then automatically closes to prevent foul smells and sewer gases from entering the building. This product is very adaptable, and is suitable for installation under sinks (1 1/2″), basins (1 1/4″), bidets (1 1/4″), baths (1 1/2″) and urinal (1 1/2″).