How often should my smoke alarm battery be changed?
The battery in your smoke alarm must be changed at least once a year.
How often should I check my smoke alarms?
You should press the test button to check your alarms at least once a month.
Do my smoke alarms need cleaning?
Yes, carefully remove dust from your smoke detectors with your vacuum cleaner.
Do smoke alarms last forever?
No, smoke alarms must be replaced after every ten years from manufacture.