McALPINE Waterless Self Sealing Waste Trap 40mm MACVALVE-2 & T4U Bend

McALPINE Waterless Self Sealing Waste Trap 40mm MACVALVE-2 & T4U Bend

• 1.5″ BSP Inlet nut (thread it’s screwing onto will measure 48mm)
• Universal 1.5″ pipe outlet (will fit pipe sizes with an outside diameter between 40-43mm)
• Can be fitted in vertical or horizontal (use supplied adapter) position
• 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 installations where a non-return valve can be of benefit to the plumbing installation
• 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
• Having no water seal can never dry out through evaporation or lack of use of an appliance as the membrane remains sealed
• When installed horizontally the flow arrow must be in the uppermost position
• Do not pour drain cleaning products down this trap
• Not recommended for shower tray installations where you cannot access trap for maintenance
• Brand: McAlpine
• MPN(s): MACVALVE-2 & T4U