3 3CC Registered User Messages 364 10 Mar 2009 #1 Hi, Can anyone advise whethere a cebtral heating zone valve needs to be on the flow or return pipe? Many Thx
Hi, Can anyone advise whethere a cebtral heating zone valve needs to be on the flow or return pipe? Many Thx
J jquinn Registered User Messages 24 10 Mar 2009 #2 Does it matter? As long as the flow is stopped somewhere in the circuit then the water won't flow.
D DavyJones Registered User Messages 1,987 10 Mar 2009 #3 Some say the return as the pipe is generally cooler, but I don't think it matters.