Mcalpine 32mm Self Closing Waste Valve

Self Closing Waste Valve - Loose Nut x Compression
1 ¼" BSP Female Inlet Nut x 1½" Universal Compression Outlet
Membrane opens under water pressure to allow discharge to flow freely and then closes to form a seal to prevent foul odour or sewer gas entering the building
Can be fitted in horizontal or vertical position
Can be fitted in installation where a non-return valve can be of benefit to the plumbing installation
No water seal so it can never dry out through evaporation or lack of use of an appliance as the membrane remains sealed
Not recommended for use with shower trays unless there is access for maintenance
Patent Pending

McAlpine MACVALVE1 Self Closing Waste Valve White Specification:

Brand : McAlpine
Model No : MACVALVE-1
Product Diameter : 32mm
Product Type : Self-Closing Waste Valve
Colour : White
Pack Size : 1