What are the requirements for a plaster board ceiling, upstairs bedroom, but attic room above. Should it be fireproof boards??
plaster board ceiling?
Aug 10, 2003
1 Replies
I think you need 25mm total, although this could be 12.5mm plasterboard and additional T&G chipboard/wood floorboards. Loose laid boards don't count because of the gaps.
Christian.
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