its performance and efficiency that count. Before purchasing a replacement system you should always make sure your system is sized properly to match your needs and budget. Your Empower Comfort Consultant will thoroughly assess your home and comfort requirements to determine the proper size and make the appropriate recommendation. You can use the following tables to have a rough idea of What Size Fits Your House Better:
| Detached House square footage * | Furnace Output [BTU/hr] | Air Conditioner size [ton] | ||
| Built after year 1980 | Built before year 1980 | Built after year 1980 | Built before year 1980 | |
| up to 1300 sq ft | 40,000 BTU/hr | 50,000 BTU/hr | 1.5 ton | up to 2 ton |
| 1300 to 1700 sq ft | 45,000 BTU/hr | up to 55,000 BTU/hr | 1.5 ton | 2 ton |
| 1700 to 2500 sq ft | 55,000 BTU/hr | up to 65,000 BTU/hr | 2 to 2.5 ton | 2.5 ton |
| 2500 to 3500 sq ft | up to 65,000 BTU/hr | up to 80,000 BTU/hr | 2.5 to 3 ton | 3 to 3.5 ton |
| 3500 to 4500 sq ft | up to 80,000 BTU/hr | up to 100,000 BTU/hr | 3.5 to 4 ton | 4 to 5 ton |
| *The above square footages do not include the area of the basement | ||||
| Semi-detached House square footage * | Furnace Output [BTU/hr] | Air Conditioner size [ton] | ||
| Built after year 1980 | Built before year 1980 | Built after year 1980 | Built before year 1980 | |
| up to 1500 sq ft | 40,000 BTU/hr | 50,000 BTU/hr | 1.5 ton | up to 2 ton |
| 1500 to 1800 sq ft | 50,000 BTU/hr | 55,000 BTU/hr | up to 2 ton | 2 ton |
| 1800 to 2200 sq ft | 55,000 BTU/hr | 60,000 BTU/hr | 2 ton | up to 2.5 ton |
| 2200 to 3000 sq ft | 60,000 BTU/hr | 70,000 BTU/hr | 2.5 ton | 2.5 to 3 ton |
| *The above square footages do not include the area of the basement. | ||||
| Bungalow Area [square feet] * | Furnace Output [BTU/hr] | Air Conditioner size [ton] | ||
| Built after year 1980 | Built before year 1980 | Built after year 1980 | Built before year 1980 | |
| up to 1200 sq ft | 40,000 BTU/hr | 50,000 BTU/hr | 1.5 ton | up to 2 ton |
| 1200 to 1500 sq ft | 50,000 BTU/hr | 55,000 BTU/hr | 2 ton | 2 ton |
| 1500 to 1800 sq ft | 55,000 BTU/hr | 60,000 BTU/hr | 2 ton | up to 2.5 ton |
| 1800 to 2500 sq ft | 65,000 BTU/hr | 70,000 BTU/hr | up to 2.5 ton | 2.5 to 3 ton |
| 2500 to 3500 sq ft | 80,000 to 90,000 BTU/hr | 90,000 to 100,000 BTU/hr | 3 to 3.5 ton | 3.5 to 4 ton |
| * The above square footages do not include the area of the basement. | ||||
