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Read MoreAll the information needed to move air into and out of an interior space by mechanical means
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Read MorePart 3 in the TR20 suite of standards for HTHW pipework in non-domestic buildings.
UNDER REVIEW
The standard for HTHW pipework in non-domestic buildings to efficiently and safely transport heat from the primary heat source to the heat emitters in other parts of a building in a safe and controlled manner.
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