Ashrae Equipment Life Expectancy Chart - Cullum

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ASHRAE Equipment Life Expectancy chart
ASHRAE is the industry organization that sets the standards and guidelines for most all HVAC-R equipment.
For additional info about ASHRAE the website is
.
Equipment
Median
Equipment
Median
Equipment
Median
Item
Years
Item
Years
Item
Years
Air conditioners
Air terminals
Air-cooled condensers
20
Window unit
10
Diffusers, grilles, and registers
27
Evaporative condensers
20
Residential single or Split
Induction and fan coil units
20
Package
15
VAV and double-duct boxes
20
Insulation
Commercial through-the wall
15
Water-cooled package
15
Air washers
17
Molded
20
Blanket
24
Heat Pumps
Ductwork
30
Pumps
Residential air-to-air
15
Dampers
20
Commercial air-to-air
15
Base-mounted
20
Commercial water-to-air
19
Pipe-mounted
10
Fans
Sump and well
10
Roof-top air conditioners
Centrifugal
25
Condensate 15
Axial
20
Single-zone
15
Propeller
15
Reciprocating engines
20
Multi-zone
15
Ventilating roof-mounted
20
Steam turbines
30
Boilers, hot water (steam)
Coils
Steel water-tube
24 (30)
Electric motors
18
Steel fire-tube
25 (25)
DX, water, or steam
20
Cast iron
35 (30)
Electric
15
Motor starters
17
Electric
15
Heat Exchangers
Electric transformers
30
Burners
21
Shell-and-tube
24
Controls
Furnaces
Reciprocating compressors
20
Pneumatic
20
Gas- or oil-fired
18
Electric
16
Packaged chillers
Electronic
15
Unit heaters
Reciprocating
20
Gas or electric
13
Centrifugal
23
Valve actuators
Hot water or steam
20
Absorption
23
Hydraulic
15
Pneumatic
20
Radiant Heaters
Cooling towers
Self-contained
10
Electric
10
Galvanized metal
20
Hot water or steam
25
Wood
20
Ceramic
34

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