K Knappers Plumbers Arms member Plumber Gas Engineer Messages 995 Oct 26, 2022 #2 I wouldn't put one on curve. Coil will be directly between primary flow and return tappings so you should have space above and below. Upvote 0 Downvote
I wouldn't put one on curve. Coil will be directly between primary flow and return tappings so you should have space above and below.