Smoke detectors
Smoke detectors
The hazard: Dead or missing batteries are the leading causes of malfunction.

How to avoid it: Change the batteries at least once a year. Replace models that are more than 10 years old.


By the editors of Money magazine and This Old House @ThisOldHouse @Money - Last updated May 24 2012: 11:34 AM ET
Join the Conversation
Best deals on renovating

Want to remodel your home? These eight strategies will help you yield substantial savings.

Find Homes for sale
  • Property Type
  • Find a home in:
    New York | Atlanta | Chicago | Los Angeles
    Washington D.C | Houston | Philadelphia | More options