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2019 BNCW & Sangster Motors Home Tour & Remodeling Expo

Home Component Life Expectancy

Home maintenance is extremely important to protecting
the value of the investment you make in your home, and
prolonging the useful life of the many components that
comprise your home. The following are some reasonable
life expectancy ranges of the more important and costly
components of your home. These ranges assume that the
homeowner is following an advised maintenance schedule.

Roofing
Asphalt/Wood Shingles and Shakes dependent on
environment 15-30 years.
• Tile - 50 years
• Slate - 50-100 years
• Sheet Metal - 20-50+ years
• Built Up Roofing:
• asphalt - 12-25 years
• coat and tar - 12-30 years
• asphalt composition - 15-30 years
• asphalt over lag - 25-30 years

Siding • Water Heater: depends on quality of water and type
of lining
• Gutters and Downspouts – 20-30 years • electric - 14 years
• Copper - 50+ years • gas - 11-13 years
• Siding: • Tankless Water Heater - 20 years
• wood - 10-100 years (10 yrs if constantly wet, 100 if • Forced Air Furnace, heat pump - 15 years
properly maintained) • Duct Work:
• metal - 50-life of structure • plastic - 15 years
• aluminum - 20-50 years • galvanized - 30 years
• vinyl - 50 years • Rooftop Air Conditioner - 15 years
• brick or rock - life of structure • Boiler - 30 years
• Fiber Cement - life of structure • Gas Furnace - 18 years
• Manufactured Stone - life of structure • Unit Heater, gas or electric - 13 years
• Stucco - 50-100 years • Radiant Heater:
• electric - 15 years
Windows • hot water or steam - 25 years
• Air Terminals: diffuser, grill, or register - 27 years
• Window Glazing - 20 years • Induction and Fan-coil units - 20 years
• Wood Casement - 20-50 years
• Aluminum Casement - 10-20 years • Damper - 20 years
• Fan:
• Screen - 25-50 years
• Skylight – 15-20 years • centrifugal - 25 years
• axial - 20 years
• Vinyl – 15-30 years
• ventilating roof mounted - 20 years
• Coils:
Heating, Ventilation, A/C • DX, water or steam - 20 years
• Air Conditioning Unit: • electric - 15 years
• central unit new units last longer – 15-20 years • Heat Exchanger - 24 years
• window unit - 10 years • Molded insulation - 20 years
• Unit Compressor - 15 years • Pump, Sump and Well - 10 years
• Humidifier Gateway recommends immediate • Burner - 21 years
disconnection 8 years • Thermostat – 8-25 years
• Dehumidifier – 8 years
Source: Complete Design, Inc.
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