Grinnell TFX-912P Category : Grinnell Just like the rest of my Grinnell equipment, this smoke detector is from Brigham Young University.
Grinnell RMS-1T Category : GrinnellI’m almost certain that this unit has an actual “Grinnell” model number, not just the standard RSG one, but it’s...
Potter OSYSU-A2 Category : PotterI honestly have no idea what this thing is, but it says Potter on it, so that means it goes...