50mm polypropylene tundish with 19/23mm pipe outlet. Can be installed on overflow pipes to provide an air-gap and a visual warning of the flow of water through the overflow pipe system.

Clear non-return valve manufactured in polypropylene with 19 / 23mm universal compression connections. Prevents backflow in overflow pipes. Valve opens with the weight of the liquid, allowing it to flow through and then closes once the liquid has passed....

For use with Ariston Andris Lux water heaters. Type AA Air Gap

Shows if water is being discharged from the unit and PRV and therefore pressure build-up. Type AUK3 Air Gap

Prevents odours or gasses from entering the building. Eliminates the need to install both a tundish and a dry trap. Operates visually under full-bore discharge or a few drips. Ideal for use with water heaters or boiler relief valve discharge. Supplied...

Incorporates a self-closing membrane which opens to allow discharge to flow freely and then closes to form a seal. Membrane seal creates no resistance, ensuring smooth discharge flow from the PRV/TRV, and is spring-free, so not affected in hard water...

Incorporates a self-closing membrane which opens to allow discharge to flow freely and then closes to form a seal. Membrane seal creates no resistance, ensuring smooth discharge flow from the PRV/TRV, and is spring-free, so not affected in hard water...

3.5bar pressure reducing valve. For use with Ariston Andris Lux water heaters.

For use with unvented systems to control the incoming water supply to a hot water unit. Compact design can be installed in any orientation, ideal for small areas. Integral strainer to filter any debris within the system. Drop-tight to 3.5bar to maintain...

2Ltr expansion vessel and non-return valve. For use with Ariston Andris Lux water heaters.