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Self Closing Waste Valve with Tun Dish Adaptor

Self Closing Waste Valve with Tun Dish Adaptor
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  • 1¼" outlet
  • BSP female inlet nut x universal compression outlet
  • Supplied with Tun Dish Adaptor - 1¼" BSP male thread x 22mm Universal inlet
  • Can be used to take the discharge from a pressure relief valve on an unvented domestic hot water storage system. Please refer to guidance notes in approved Document G3 of the Building Regulations
  • 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
  • No water seal so it can never dry out through evaporation or lack of use of an appliance as the membrane remains sealed
  • Patent Pending
Product Code: MACVALVE-3
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