![Why do smoke alarms keep going off even when there's no smoke? - USC News & Events | University of South Carolina Why do smoke alarms keep going off even when there's no smoke? - USC News & Events | University of South Carolina](https://www.sc.edu/uofsc/images/banner_images/2021/Banner_01_Smoke%20Detector.jpg)
Why do smoke alarms keep going off even when there's no smoke? - USC News & Events | University of South Carolina
![My alarms keep going off for 15-20 seconds than stopped then going off repeatedly. How do I stop this its scaring my dog? : r/firealarms My alarms keep going off for 15-20 seconds than stopped then going off repeatedly. How do I stop this its scaring my dog? : r/firealarms](https://i.redd.it/my-alarms-keep-going-off-for-15-20-seconds-than-stopped-v0-itbpx0qhhlnb1.jpg?width=2268&format=pjpg&auto=webp&s=38f2ddf4b46fe9e70c23f06c402e5d7bfbabb907)
My alarms keep going off for 15-20 seconds than stopped then going off repeatedly. How do I stop this its scaring my dog? : r/firealarms
![Fire alarms keep going off randomly (loud). I changed out all the batteries and they did it again the next day. All six through the house go off together. What do I Fire alarms keep going off randomly (loud). I changed out all the batteries and they did it again the next day. All six through the house go off together. What do I](https://preview.redd.it/fire-alarms-keep-going-off-randomly-loud-i-changed-out-all-v0-qfasjklrwuy91.jpg?auto=webp&s=85010ba2f861b253011740f9e197f6d1b993ef05)