Flexible sheets for waterproofing. Bitumen, plastic and rubber sheets for roof waterproofing. Method of artificial ageing by long term exposure to the combination of UV radiation, elevated temperature and water1 Scope This document specifies the method for exposure of factory made bitumen or plastic or rubber sheets for roof waterproofing to combined effects of long term exposure by UV radiation, elevated temperature and water as means of artificial ageing.

Code of practice No

allowing farmers to maximise income

Designers of graphical symbols

BS EN 81-77 is a part of a multi-series of European standards on safety rules for the construction and installations of lifts

Category IV - Companding PCM coder-decoders (CODEC)

Cross-cut test

Oil-burning equipment is a heating device that burns heating oils

Annex A gives guidance on the way agents can affect service life

BS 3986-2 provides methods and data for:

Based on ICC

infrequent and mostly unidirectional

which together with the NO PUNCH condition gives eight possibilities