How Often Should I Wash, Replace or Clean That?

From washing your sheets to changing your smoke alarm batteries, there's a time for everything
batteries smoke alarm Photo: SpeedKingz/Shutterstock
windshield wiper woman
loofah two
fire extinguisher
dog bowl
changing bed sheets
windshield wiper
kitchen towel
batteries smoke alarm
dog toy
colorful bath towels
motor oil
tire pressure
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Install fresh smoke alarm batteries

Don’t let this one slide: Waiting too long could be dangerous. Smoke alarms and carbon monoxide detectors should be fitted with new batteries twice a year. Almost the entire nation observes daylight savings time, so switch out those double AAs every time you "fall back" or "spring forward" — and you’ll sleep better.

Push the test button on your smoke alarms every month to make sure they are working, advises UL. UL recommends replacing smoke alarms every seven to eight years.

Related: Home Safety Checklist: What to Do When