Heat proof "waterless" valve for Unvented cylinder T&P connection to soil stack

[Belli]

not rated for unvented

Ah just looked at specs overflow condense only

 

[MOSSEP]

My apologies, what I have here I misidentified as a Hotun tundish but it is actually an RWC manufactured one and it works well.

15 x 22mm Dry Trap Teslatun Tundish - TUND500005

15 x 22mm Dry Trap Teslatun Tundish - TUND500005, now available from Advanced Water Company

www.advancedwater.co.uk

The RWC one in your link is what Screwfix sell, they are actually pretty good