Glossary
In this glossary, you will find a comprehensive collection of terms and definitions relating to insulation.
Air tightness
The property of a building or structural element that minimises uncontrolled air exchange in order to reduce heat loss. The skin of a balloon is airtight. A sieve is not.
Aluminium-laminated
"Aluminium-laminated" refers to the coating of an insulating material with a thin layer of aluminium foil or an aluminium coating. Polyurethane panels are available with or without aluminium lamination on both sides.