The Thermotech 302 Series rate-anticipation heat detec- tors operate within a controlled range of two to three de- grees of their set points, regardless of the speed or rate of temperature rise.
Take your pick from 6 loudspeakers (available in charcoal or white) for high-quality sound effects across a range of frequencies - from bass to treble. Mounting brackets can be purchased separately fo
The SpectrAlert Advance HRK-R (replacement model) is a red, 12/24-volt horn for outdoor ceiling or wall installation. Offers mounting plate only - no back box included.