BS EN 1108:2000 Flexible sheets for waterproofing - Bitumen sheets for roof waterproofing - Determination of form stability under cyclical temperature changes
This European Standard specifies the determination of form stability under cyclical temperature changes. It is mainly applicable to metal faced and/or metal cored bitumen sheets fully bonded to a substrate. This test is not intended to be applied to vapour control layers.
BS EN 1108:2000 history
2000BS EN 1108:2000 Flexible sheets for waterproofing - Bitumen sheets for roof waterproofing - Determination of form stability under cyclical temperature changes