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I have a valliant boiler and i cant keep the pressure up ?

every day i'm having to increase pressure and it leaks when there is no pressure
anne, September 2008
You have a leak somewhere. You will have to find the leak and fix it before it will hold presure again. Could be anywhere even under the floor boards. Look for little puddles anywhere near the pipes , boiler , radiators etc. If nothing its probably inder the floor. sorry

JB, September 2008