Green Zero Carbon Home
Renovation of 1970's house to a zero carbon footprint
Walls and Roof
renovation of existing 10"x2" joists on flat roof
| Subslab assembly |
concrete |
|---|---|
| Subslab R-value | 1.0 |
| Foundation wall R-value | 1.0 |
| Above grade wall assembly |
2x4 walls with fiberglass insulation, approx R12 |
| Above grade wall R-value | 12.0 |
| Roof R-value | 50.0 |
Windows and Doors
Window Assembly:
Loewen triple glazed patio doors. R4 on lower floor R 5 on upper floor.
| Average window U-factor | 0.22 |
|---|---|
| Solar Heat Gain Coefficient | 0.42 |
| Visible Light Transmittance | 0.55 |
Mechanical Systems
| Space cooling - Manufacturer & Model | same |
|---|---|
| Space heating - Manufacturer & Model | Bosch 5 ton heat pumps (2) |
| Domestic hot water - Manufacturer & Model | State heat pump hot water tank |
| Domestic hot water - capacity | 80 gal |
| Lighting Manufacturer and Model | LED light bulbs |
| Lighting Efficiency |