Materials 1 assessment criteria

Criteria

Credits

Mandatory Levels

Where at least three of the following five key elements of the building envelope achieve a rating of A+ to D in the 2008 version of The Green Guide:

•Roof

•External Walls

•Internal walls (including separating walls)

•Upper and ground floors (including separating floors)

•Windows

All Levels

Where the Code Mat 1 Calculator Tool is used to assess the number of credits awarded for the five key elements described above.