wales

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    Proposed Wall mounted gas meter cab - hole in external required level?

    Am getting my meters moved. 500 thk wall - made up of 100 conc. block, 50 void, 350 breeze. re the 38mm hole that takes the gas pipe (in a plastic duct) from the proposed wall mounted meter cab to a ground floor bathroom. Does this hole have to be drilled level? Or can it be drilled to falls...
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