Many aspects of a home last little more than a decade. Home buyers should be especially vigilant about inspecting these household components because they have a relatively short lifespan, says the National Association of Home Builders.

  • Aluminum roof coating: 3-7 years
  • Enameled steel sinks: 5-7 years
  • Security systems: 5-10 years
  • Carpet: 8-10 years
  • Smoke detectors: fewer than 10 years
  • Faucets: 10-15 years
  • Garage door openers:10-15 years
  • Air conditioners: 10-15 years
  • Asphalt: 12-15 years
  • Termite-proofing during construction: 12 years

Source: Bankrate.com, Marcie Geffner (01/22/2010)