For over 40 years STI has manufactured covers, cages and alarms to help prevent theft and vandalism to: fire pull stations, smoke detectors, strobe/horns, keypads, AEDs, exit signs, emergency lights, control panels, motion detectors, CCTVs, clocks, etc. Environmentally controlled cabinets, alarms for exit/entry doors or fire extinguishers, wireless door/doorbell chimes, buttons, alarm/strobe controller. Wireless alerts for: open/closed garage door, mail delivery, car entering or leaving driveway, exit door, fire extinguisher, fence, gate, cabinet, push button, shed, barn, etc. Rely on STI®