McAlpine MACVALVE-1 1/4” 40mm Universal Self Closing Waterless Waste Valve

Self-closing valve with membrane that opens under water pressure to allow discharge to flow freely and then closes to form a seal to prevent the circulation of foul odour. Can be fitted in a horizontal or vertical position. Can be used as a slimline pedestal trap or as a non-return valve when used with a multifit adaptor. 1 1/4" BSP Female Inlet Nut x 1 1/4" Universal Compression Outlet ABS Construction No Water Seal - Manufacturers part numbers: MACVALVE-1|MACVALVE1

• No water seal so it can never dry out through evaporation or lack of use of an appliance as the membrane remains sealed
• Prevents foul odour or sewer gas entering the building
• Can be fitted in horizontal or vertical position
• Supplied with 1.25" 32mm Multi-fit one end, 1-1/4"BSP inlet nut
• Size: 1.25 inch/ 32mm