Size it Right - HVAC Size Chart
Use the following chart to gain a rough idea of the typical size of furnace and air conditioner needed for homes of all sizes, including your log home.
Note: A HVAC professional should always make the final decision about what size furnace and air conditioner is right for your home.
| Home Size | Furnace Size* | Air Conditioner Size | |||
| 600 - 1,000 square feet |
18,000 – 60,000* |
1.5 tons (18,000 BTUs) |
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| 1,000 – 1,500 square feet |
30,000 – 90,000* |
2 tons (24,000 BTUs) |
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| 1,500 – 2,000 square feet |
45,000 – 120,000* |
3 tons (36,000 BTUs) |
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| 2,000 – 2,500 square feet |
60,000 – 150,000* |
4 tons (48,000 BTUs) |
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| 2,500 – 3,300 square feet |
75,000 – 198,000* |
5 tons (60,000 BTUs) |
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| * measurement of actual BTU output | |||||
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