![Multiple photos. New place. How can I know if my smoke detectors are interconnected (one sounds alarm, the other ones do too)? I tried the test button, but these detectors just give Multiple photos. New place. How can I know if my smoke detectors are interconnected (one sounds alarm, the other ones do too)? I tried the test button, but these detectors just give](https://i.redd.it/multiple-photos-new-place-how-can-i-know-if-my-smoke-v0-jvqof3tjvvrb1.jpg?width=4032&format=pjpg&auto=webp&s=b136b4eedd76aa1ed35021be614efdd50ffb75c9)
Multiple photos. New place. How can I know if my smoke detectors are interconnected (one sounds alarm, the other ones do too)? I tried the test button, but these detectors just give
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electrical - Lights on same circuit don't work after replacing smoke detector - Home Improvement Stack Exchange
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