Edwards 281B Category : EST/Edwards This unit is in a bit better condition than my other Edwards 281B. Brand EST/EdwardsModel 281BManufacturer EdwardsType Heat Detector
Honeywell HFS-P Category : HoneywellOddly enough, the model number on this particular smoke doesn’t fit the typical pattern for Honeywell devices.
Amseco BZ-51-PC2 Category : AmsecoI like the grille, or in other words, have nothing special to say about this particular unit.
Simplex 2901-9840 Category : SimplexBesides its appearance, this horn is just like the more common Simplex 2901-9838.