boiler mate ii

radiators tend to be gravitating,when room stat is off ,

Hi rudy,

There should be a check valve in the same pipe as the central heating pump, to stop that happening. Yours is either not working or missing.

Cheers, Mike

thanks Mike yes there is no check valve in my system will update you on that when ihave one fitted. KInd regards Rudy

Iforgot to ask is there a check valve that you recommend

Dear mike I have had a check valve fitted but after two days every thing was fine , about 00,30this am yes the heating come & the clock was set to come on at 07.30am any more ideas why this could be happening please.kind regards rudy