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    Plastic pipe v copper

    I'm interested to know people's views on this. Plastic with push fittings v Plastic with compression fittings v Copper
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    petrol smell but no leak??

    I've been having a similar problem for a while, there is a petrol smell coming through the air vents when the engine is running. mechanic has checked and said there is definitely not a leak, no petrol on the driveway but can't find the source of the problem. any ideas of what I should say to my...
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    Electric underfloor heating in a new build

    Heat Pumps on their own can only heat to quite a low temp, 40-50 degrees, this is why they are so compatible with UFH as it runs at a low temp anyway. Due to this it would be touch and go whether heat pumps would be enough to run radiators as they tend to require higher temps. If you went for...
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    Grant Combi 90 External losing pressure and switching off

    eh, I think that is a compliment! I sell underfloor heating so know a bit about mechanical matters unfortuately I sell systems from the boiler out so its not my expertise. The info about the heat exchanger is very interesting, its not something that anyone else has mentioned though from reading...
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    Grant Combi 90 External losing pressure and switching off

    In 1999 the combi and 4 new radiators were put in, we still have two old ones upstairs. The pressure has been dropping and the high limit stat has been tripping for the whole time I have owned it (just over a year). I have replaced the expansion vessel, repaired all leaks in the boiler, replaced...
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