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Hi all, I intend to clean my central heating out by back flushing each radiator one by one with mains water using the filling loop on my combi boiler then add 1 bottle Fernox heavy duty restorer and refill the water. I will then leave for a week and flush again same as before. finally I will...

Hi, I have a slow leak from my diverter valve roughly in the middle between the diaphragm on the left and the 3 way valve section on the right. The leak is from what looks like a small tube wich connects the diaphragm housing (left) to the 3 way valve (Right), there are holes around its...