Perplexed by all this talk of u-values and blower door tests? Our sustainable building glossary will help you get to grips with the key terminology.
Energy required to extract, manufacture process, transport, and install a product
|Exhaust air heat pump||
This type of heat pump extracts heat from waste air leaving a heating system and uses it to provide hot water or space heating, using electricity to boost the temperature if needed.
A type of rigid foam used for insulation, typically for external insulation
Insulation applied to the outside of a building