Honeywell Home 6.5-in x 7.25-in Plastic Lockable Rectangle Thermostat Cover in the Thermostat Covers department at

Protect again tampering, damage and unauthorized adjustment of thermostat settings. Key lock with inner shelf to prevent tampering. You can mount this

Honeywell Home CG512A1009 Large Thermostat Guard, Fits Thermostats 8. 25 W x 5. 75 H or Smaller

Protect again tampering, damage and unauthorized adjustment of thermostat settings. Key lock with inner shelf to prevent tampering. You can mount this

Honeywell Home CG512A1009 Large Thermostat Guard, Fits Thermostats 8. 25 W x 5. 75 H or Smaller

Honeywell Home Thermostat Lockbox Cover CG511A - The Home Depot

My employee raises the thermostat to 80 degrees without asking and

The Honeywell Large Thermostat Guard provides the ideal defense in preventing others from tampering with your heating and cooling options. An elevated peace of mind is established as users will no longer have to worry about any unauthorized access that may result with adjustments or damages. Installation is near effortless and the Guard will fit on all Large Sized (8.25w x 5.75h x 2.75d or smaller) Honeywell thermostats and a host of others.

Honeywell Thermostat Guard

Thermostat Covers at

Honeywell Home 7-in x 9.75-in Plastic Lockable Rectangle

Lux 4.5-in x 4.5-in Plastic Rectangle Sea Mist Grey Thermostat

Dreyoo Thermostat Lock Box Cover with Key, Compatible

Vents in guard base allow airflow for optimum thermostat performance. All models mount vertically or horizontally on wall or exposed junction box. Tamper-resistant lock; key cannot be removed unless in locked position. Used in both new and existing applications. Unique double-wall construction provides extra measure of tamper-resistance.

Honeywell Medium Thermostat Guard