100% Improvement on Part L1A 2006 Building Regulations
Roof U-Value 0.13 - Wall U-Value 0.15 - Floor U-Value 0.15
Windows & Doors U-Value 1.9
Increase air tightness
3 m3/(hr.m2)@50Pa
Improve heating system
Reduce thermal bridging
Energy Savings Trust Enhanced Details y-value