Glad you got there. I just put it in socket like you , but with the black collar at the termination simply measure from wall to the black collar, then whatever that measurement is, is how much too long the flue is, so take that measurement and reduce the flue length by that figue.
@markrocketmangrimstead
4 ай бұрын
Well done mate,I also installed a new oil boiler,system type
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