BS 9250:2007

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Code of practice for design of the airtightness of ceilings in pitched roofs|Ventilation, Joints, Thermal design of buildings, Ceilings, Thermal environment systems, Condensation, Roofs, Water vapour, Air, Construction systems parts, Vapour barriers, Domestic facilities, Sealed, Sealing materials, Pitched roofs, Membranes

246 GBP