1. The court explored the same equation in arguments involving the heat detector . 2. In that case the rate-of-rise heat detector may be preferred. 3. Firemen used heat detectors to search for her in the mud, but found nothing. 4. :Smoke alarms are quite a bit trickier than heat detectors . 5. Heat detectors are not meant to replace smoke detectors.6. :"'Heat detectors "' Heat detectors are a device that responds to changes in ambient temperature. 7. :"'Heat detectors "' Heat detectors are a device that responds to changes in ambient temperature. 8. These are " no automatic fire suppression system " and " no smoke and heat detectors ." 9. Remember the recent case in which cops aimed a heat detector at a home without a warrant? 10. It's a battery-operated heat detector aimed at preventing Christmas tree fires, said company vice president Lee Meyer.