McAlpine 1¼” Self-Closing Waste Valve with Tundish Adaptor MACVALVE-3
by McAlpine
Original price
£34.11
-
Original price
£34.11
Original price
£34.11
£34.11
-
£34.11
Current price
£34.11
- 1¼” outlet
- BSP female inlet nut x universal compression outlet
- Supplied with Tundish 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