This Honeywell medium-sized thermostat guard is designed to prevent unauthorized tampering, damage, and adjustments to your heating and cooling settings. Constructed from a durable, UV-resistant clear plastic that resists yellowing over time, it provides excellent visibility of your thermostat screen while maintaining strict security. The unit features a robust key lock mechanism with an inner shelf to completely block access to the controls. It fits over existing Honeywell and various other thermostat models measuring 6 inches wide by 5 inches high by 1.75 inches deep or smaller. Ideal for commercial offices, rental properties, schools, and public areas, the guard is easy to install and includes the required mounting hardware and keys. This specific unit is listed in salvage condition with a quantity of one