McAlpine MACVALVE-3 Self Closing Waste Valve with Tun Dish Adaptor

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 to take discharge from a pressure relief valve of an unvented cylinder. Supplied with tun dish adaptor. 1 1/4" BSP Female Inlet Nut x 1 1/4" Universal Compression Outlet ABS Construction Horizontal or Vertical Fitting Position No Water Seal Supplied with 19/23 mm Adaptor - Manufacturers part numbers: MACVALVE-3|4619V

• Can be used to take the discharge from a pressure relief valve on an unvented domestic hot water storage system.
• Membrane opens under water pressure to allow discharge to flow freely and then closes to Form a seal
• 1¼" outlet
• Supplied with tun dish adaptor
• Self-closing waste valve