System Sensor 4WT-B This 4-wire smoke detector also has a thermal heat sensor. Brand System SensorModel 4WT-BManufacturer System SensorType Smoke/Heat Detector
Notifier 34-24 Category : NotifierThis is basically just a Wheelock horn with a Notifer sticker slapped onto it.
Amseco BZ-51-PC2 Category : AmsecoI like the grille, or in other words, have nothing special to say about this particular unit.
Gentex GXS-4-15/75WR Category : GentexThe previous owner of this alarm “modified” the wire leads coming out of the back.
