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I replaced the boiler last summer and took the opportunity to put in a 3 port valve to enable the hot water circuit to be pumped rather than gravity fed. I left the pump on the return rather than the flow side of the boiler. I suffered from pumping over and temporarily cured this by reducing...

I'm currently building an extension. The cavity was 80mm but my brickie has partially closed the cavity at the windows and doors by turning the inside leaf outwards (hope that makes sense). The resulting gap is around 30mm. On advice from the Buildings Inspector I purchased some Dampcor (I...

I am building an extension. My brickie has left me with a window that is 13mm wider at the top than the bottom. Overall size is roughly 233 cm by 144 cm (high). Can I get the UPVC windows made out of square (the design has 2 sets of opening windows and no fixed window)? What should I fill...