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.
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.
Aspirating smoke detectors from Securiton are among the most reliable early warning systems for fires. The SecuriSmoke ASD (aspirating smoke detector) range impresses with its unrivalled performance l