GN04 The Revised BS 6229-2018 and Insulation used in Inverted Roof Systems

This 16 page document gives a summary of the BS 6229 (Flat roofs with continuously supported flexible waterproof coverings—Code of Practice). The revised BS 6229:2018 describes best current practice in the design, construction, care and maintenance of roofs with a flat or curved surface, at a pitch not greater than ten degrees to the horizontal, with a continuously supported flexible waterproof covering.