Part L 2010
Envelope Parameters:
Variable/Building type |
Office |
Residential |
Roof U-Value W/(m2 C) |
0.25 |
0.20 |
Wall U-Value W/(m2 C) |
0.35 |
0.30 |
Floor U-Value W/(m2 C) |
0.35 |
0.25 |
Glazing U-Value W/(m2 C) |
2.2 |
2.0 |
Glazing SHGC |
0.4 |
0.68 |
Leakage (m3/m2.h) |
10 |
10 |
HVAC Parameters:
Parameter |
Office |
Residential |
Heating Efficiency |
0.85 |
0.85 |
Cooling Efficiency |
3 |
3 |
Ventilation Rate (L/m2.s) |
0.3 |
0.2 |
For more information on Part L and Sefaira see here.
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