We're changing from a vented cylinder and ch to mains preassure. Currently the mains feed into house is 20mm, albiet at very high preassure.
The mains feed will go through a prv before going into cylinder.
However, the services out of cylinder will be 22mm, with potentially secondary return in same...
My question : do I need to upgrade my main feed in?
Thanks for any input
The mains feed will go through a prv before going into cylinder.
However, the services out of cylinder will be 22mm, with potentially secondary return in same...
My question : do I need to upgrade my main feed in?
Thanks for any input