10. SELECTION CRITERIA (COMBINED WOOD/ELECTRIC FURNACE)
RESIDENTIAL AREA
House including: basement, first floor and second floor (half)
Floor area * | New house | Existing house | |
1100 square feet or less | PSG 2000 – 15 | PSG 2000 | – 18 or 20 |
1100 to 1450 square feet | PSG 3000 – 18 | PSG 3000 | – 20 or 25 |
1400 to 2000 square feet | PSG 4000 – 20 | PSG 4000 | – 25 or 30 |
2000 to 3000 square feet | PSG 4500 – 25 | PSG 4500 | – 30 |
COMMERCIAL AREA
Building including: | Walls 14 to 16 feet high |
| |
| Garage doors, no basement | ||
Floor area |
|
|
|
2500 to 3800 square feet | PSG 4500 | Wood | |
4000 to 10000 square feet | PSG 5000 | – 40 or 60 | |
* Consider main floor only.
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