All smoke alarms should be replaced within 10 years of Installation.

Jeff Wisnia wrote in message ...
tflfb wrote:
Is there a life expectancy for smoke alarms that are hard wired into a home.

Today the hard wired smoke alarms went off, nothing burning in the house.

Any ideas?

Thanks

Tom




Could be insects crawling into them. I've had that happen in our home. A
puff of insect spray around them fixes that problem.

Jeff