Surface Mount Clear Poly Thermostat Cover, Small With Key Lock 4-5/8" H X 3" D, Safety Technology International, Mfr#: STI-9105

Thermostat Protector, Open Back, Indoor, Color Clear, Material Polycarbonate, Mounting Surface, Width 5 1/2 in, Depth 3 in, Height 4 5/8 in, For Use With Thermostat, Operating Temp. -40 Degrees to 250 Degrees F, Includes Mounting Hardware, (2) Keys