Smartroof’s panel options can be manufactured to the U-values required for your ‘room in roof’. A range of U-values can be achieved.
Smartroof spandrel panels at external gable ends can be specified to achieve a range of U-values. For party wall spandrels, when the cavity is fully filled with insulation the U-value achieved is 0 W/m².
Smartroof counter battens
Smartroof breather membrane
47 x 222mm TR26 timber
VCL Vapour Control Layer
Single layer of 12.5mm plaster board
Site specific insulation