Rubber sealed metal ducting does not need tape or sealant and is more airtight than the standard metal ducting.
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Bathroom zones are just a way of telling which extractor fan you can install in a specific place.
Our range of Waterproof Membranes are designed to suit a wide range of both above and beneath ground applications, from basement coversions to large scale foundation work.
If you require any assistance, please call us on 08456 44 6001.
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