Mcalpine Mactun-2 15/22mm inlet x 1.25" outlet

Product Description

https://mcalpineplumbing.com/overflow-fittings/tundishes-non-return-valves/tundish-with-self-closing-valve/

The only combined tundish and non-return valve with a silicone membrane seal. This tundish incorporates a self-closing membrane that allows discharge to flow freely and then closes to form a seal. The membrane seal creates no resistance,ensuring smooth discharge flow from the PRV/TRV,and is spring-free,so not affected in hard water areas. When installed into a waste or soil pipe,it prevents foul odour or sewer gas from entering the building. If required,the top tundish window can be removed from the Mactun body for inspection or cleaning when maintenance work is being carried out. It’s the only combined tundish and non-return valve with a silicone membrane seal.

MACTUN incorporates a self-closing membrane which opens to allow discharge to flow freely and then closes to form a seal. This prevents foul odour or sewer gas entering the building when installed into a waste or soil pipe.

The membrane seal has no spring mechanism and shall not be affected in hard water areas.

The membrane seal creates no resistance ensuring a smooth discharge flow from the PRV/TRV

Temperature Rating 100°C

The product is generally maintenance free. If required,the top tundish window can be removed from the Mactun body for inspection or cleaning when maintenance work is being carried out.

Suitable for use on Cylinders,Boilers,Water Heaters,PRV Valves,Condensate and Air Conditioning Units

KIWA Certified and WRAS approved