Keston Boilers Keston boilers are unique in that it is one of the only boilers that I know of that can be installed virtually anywhere within the property. This is down to the Keston Boiler special twin flue pipe system. The Keston boilers flue can be run up to 30 meters depending on what model you use. The flue itself is 50mm MuPVC, which is simple to install and is put together [...]
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