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Component Life Expectancies
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Life Expectancies
The following tables show average life expectancies for
various common appliances, systems, and materials. These have been taken from a
wide range of sources including various professional building specialty websites
and consumer resources, and are intended only as an estimate. Care and
maintenance as well as quality and proper installation also play big roles in
performance and longevity.
Appliances
| Appliance |
Expected life in years |
| Microwave oven |
10
|
| Garbage disposal |
10-12
|
| Trash compactor |
10
|
| Water heater, gas |
11-13
|
| Water heater, electric |
13-14
|
| Water heater, tank less (on demand) |
20+
|
| Smoke detector |
10
|
| Refrigerator, side by side |
14
|
| Refrigerator, top mount |
14
|
| Refrigerator, bottom mount |
17
|
| Refrigerator, single door |
19
|
| Refrigerator, compact |
5
|
| Freezer (compact) |
12 |
| Freezer (standard) |
16 |
| Washing machine, top load |
14
|
| Washing machine, front load |
11
|
| Dryer |
10-13
|
| Range, electric |
17
|
| Range, gas |
19
|
| Dishwasher |
10
|
| Cooktops |
13-20
|
| Air Conditioner (room size) |
10
|
| Exhaust Fan |
20 |
| Intercom |
30-40 |
| Compactor |
10 |
| Smoke/fire/intrusion system |
10-14 |
HVAC
| Heating-Venting-Air-Conditioning |
Expected life in years |
| Air conditioning compressor |
15-20
|
| Forced air furnace, heat pump |
15
|
| Baseboard electric heat systems |
20-40
|
| Plumbing, waste piping |
75
|
| Hot-Water Boiler |
20-30
|
| Water Softener |
20
|
| Water Pump |
7-10 |
| Wall heater |
12-17 |
| Humidifier |
7-8 |
| Electric air cleaner |
8-10 |
| Ceiling heating |
20-30 |
Interior
| Materials |
Expected life in years |
Carpeting
|
11
|
| Interior Paint |
7-10
|
Vinyl Floor
|
20-30
|
Wood Floor
|
100+
|
| Bathroom fixtures, porcelain and cast iron |
50
|
| Fiberglass tub/showers |
10-15
|
| Kitchen cabinets (particle board and laminates) |
15-20
|
| Kitchen cabinets, solid wood and plywood construction |
20-50
|
| Countertop, Tile |
50+
|
| Countertop, Laminate |
10-15
|
| Countertop, Wood |
20+
|
| Countertop, Granite |
20+
|
| Shower door |
25 |
| Toilet |
50 |
| Door screen |
25-50 |
| Door |
30-Life |
| Plaster |
3-5 |
| Marble or tile floor |
Life |
| Wallpaper |
7 |
| Faucets |
15-20 |
| Window glazing |
20 |
| Wood casement |
20-50 |
| Aluminum casement |
10-20 |
| Medicine cabinet |
20 |
Exterior
| Materials |
Expected life in years
|
| Exterior Deck |
15 |
| Exterior Paint |
7-10
|
| Garage Door |
20-50
|
| Garage Door Opener |
10
|
| Roofing, Composition |
15-30
|
| Roofing, wood shingles |
20-30
|
| Roofing, Tile |
50
|
| Wood Siding |
10-100
|
| Aluminum Siding |
20-50 |
| Vinyl siding |
50 |
| Veneer - brick/stone |
100+ |
| Fences |
20-30 |
| Patio - concrete/brick |
15-50 |
| Gravel walk |
3-5 |
| Concrete walk |
10-50 |
| Asphalt driveway |
8-10 |
| Tennis court |
10 |
| Exterior door - unprotected |
25-30 |
| Exterior door - protected |
50-100 |
| Sealers, waxes and silicone |
1-5 |
| Stucco |
3-5 |
| Poured footing and foundation |
200 |
| Concrete block |
100 |
| Cement |
50 |
| Termite proofing |
5 |
| Baseboard system |
20 |
| Waterproofing |
10 |
| Sprinkler system |
12 |
| Gutters and downspouts |
30 |
| Swimming pool |
18 |
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