Universal Thermostat Guard Base Type No Base Cover Type Snap-On Guard Construction Single Wall Inside Depth 2 9/16 in Inside Height 6 3/16 in Inside Width 3 5/8 in Material Steel Mounting Direction Horizontal or Vertical Outside Depth 2 11/16 in Outside Height 6 3/4 in Outside Width 4 3/16 in Thermostat Guard Cover Color Silver Compatible Manufacturer Model Number T22 T26 T41 T80 T91 W42 W43 W45 W51 Includes Baseplate No Number of Keys 1 Tamper Resistant Yes