The common design of sloping roofs involves the use of polyurethane or other foam-plastic insulants to meet Part L demands. These are acoustically inefficient, offering little defence against external ...

Isowool glass wool from British Gypsum? Isover is made from silica sand, a material which the company claims is one of the earth’s most abundant naturally occurring and environmentally friendly ...

A former Isover licensee (glass wool and stone wool), the company has already used Saint-Gobain's TEL process (1957 to 1997). These three companies will be able to enhance their service offering to ...