Canipe Builders, Inc.

www.certifiedmasterinspector.org

Inspection-Consulting-Environmental

Life Span - Residential Components

Life Span - Residential Components

Life spans are affected by weather, quality of the original component, quality of the installation, and the level of maintenance that the component has received.

 

Air Conditioning

Years

1

Compressors

6-12

2

Blowers/Fans

10-15

3

Heat Pump/Condenser

8-15

 

Heating

Years

1

Forced-Air, Gas Furnace

15-20

2

Electric Furnaces

20-25

3

Electric baseboard Heaters

10-15

4

Gas Boilers (Cast Iron)

30-60

5

Gas Boilers (Steel) 

20-35

6

Radiators / Expansion Tanks

30-45

 

Plumbing Systems

Years

1

Water Heaters

10-15

2

Galvanized Water Lines

15-20

3

Copper Water Lines

15-20

4

Plastic Water Lines (PVC, CPVC, ABS, PEX)

50-60

5

Cast Iron Drain Lines

45-90

6

Copper Drain Lines

15-20

7

Plastic Drain Lines (PVC, ABS)

50-60

8

Builders Grade Faucets

20-30

9

Builders Grade Tubs, Toilets, Sinks

35-50

 

Appliances

Years

1

Garbage Disposal

5-10

2

Dishwasher

10-15

3

Gas Ranges, Ovens and Cook-tops

20-35

4

Electric Ranges, Ovens and Cook-tops

15-25

5

Built-in Microwave

5-10

6

Trash Compactor

6-12

7

Refrigerator

10-20

8

Humidifiers

5-10

9

Washers / Dryers

10-20

 

Roofing / Gutters

Years

1

Aluminum / Galvanized Gutters

15-25

2

Composition Shingle Roof (1st layer of 20 year roofing)

12-20

3

Composition Shingle Roof (2nd roof on top of existing shingles)

10-16

4

Roll Roofing

6-10

5

Wood Shake Roofing

15-20

6

Wood Shingle Roofing

14-18

7

Slate Roofing

45-150

8

Clay / Tile / Concrete Roofing

30-50

9

Metal Roofing

35-70

 

Interior

Years

1

Paint (Wall, Ceiling, Trim)

5-10

2

Drywall (Walls and Ceilings)

50-100

3

Plaster (Walls and Ceilings)

20-30

4

Ceramic Tile

15-20

5

Carpeting

10-12

 

Exterior

Years

1

Exterior Paint on wood

5-10

2

Wood Decks

12-16

3

Aluminum Siding

25-40

4

Vinyl Siding

30-45

5

Hardboard / Composition Siding

12-25

6

T-111, Wood or Plywood

20-40

7

Cement Board Fiber Re-enforced

50+

8

Stucco (Traditional)

60+

9

Brick/Block

75-100

 

Wells and Septic Systems

Years

1

Well Pumps, Tanks, and Sumps

15-25

2

Septic Leaching Fields (Tanks must be pumped every two years)

10-50

3

Concrete Septic Tank

20-40

4

Steel Septic Tank

15-30

 

 

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