EQUIPMENT SERVICES
| Item | Equipment Life | Years |
| Air Conditioners | Residential | 15 |
| Through-the-wall | 15 | |
| Water Cooled | 15 | |
| Computer Room | 15 | |
| Heat Pumps | Air to Air | 12 |
| Water to Air | 19 | |
| Commercial Package | Single Zone | 15 |
| Multi Zone | 15 | |
| Boilers | Steel Water-tube | 24 |
| Cast iron | 30 | |
| Electric | 15 | |
| Furnaces | 18 | |
| Unit Heaters | 18 |
