Pull Station Guard, Open Back, Indoor, Outdoor, Color Clear, Material Polycarbonate, Mounting Surface, Width 7 1/4 in, Depth 5 1/2 in, Height 10 1/4 in, For Use With Fire Alarm Pull Stations, Operating Temp. -40 Degrees to 250 Degrees F, Standards cUL, UL, Includes Spacer, Gasket, Mounting Hardware