Isolation thermique — Feutres en laine minérale pour sous-toitures ventilées — Partie 1: Spécifications pour application dans des conditions de ventilation restreinte

Specifies the properties and acceptable tolerances for bonded mineral wool thermal insulating mats. Provides limiting values for most of the properties; design values may be derived from these. The mats specified are for use within ventilated roof spaces of buildings where the ventilation of the roof space may be restricted. The mats shall not change their properties and are dimensionally stable for the temperature and humidity conditions within a ventilated roof.