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    Joist holes for pipes

    Hi, I want to run two 3/4" pipes from a hot press in the landing (back of the house) to two radiators at the front of the house. I understand the joist holes should be made between 0.25 and 0.4 of the joist span. The joist spans differ along the route where the stairs are. How should I deal...
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    Please delete, I posted into the wrong section

    Hi, I want to run two 3/4" pipes from a hot press in the landing (back of the house) to two radiators at the front of the house. I understand the joist holes should be made between 0.25 and 0.4 of the joist span. The joist spans differ along the route where the stairs are. How should I...
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    Replacing steel heating pipe with copper

    Hi, How difficult would it be to replace a section of steel heating pipe with copper? joining new copper pipe to steel pipe at a union?. I've attached a couple of pictures of the steel pipe unions.
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