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