More cards in this set

Card 6

Front

How is energy loss reduced by cavity wall insulation?

Back

Preview of the front of card 6

Card 7

Front

How does cavity wall insulation work?

Back

Preview of the front of card 7

Card 8

Front

How is energy loss reduced by insulation blocks?

Back

Preview of the front of card 8

Card 9

Front

How do insulation blocks work?

Back

Preview of the front of card 9