Description
Protect your thermostat from tampering, damage, and unauthorized adjustments with the durable and versatile 39P21 Universal Thermostat Guard—perfect for both new installs and retrofit applications.
Features:
- Unique double-wall construction provides extra measure of tamper-resistance.
- Used in both new and existing applications.
- Tamper-resistant lock; key cannot be removed unless in locked position.
- All models mount vertically or horizontally on wall or exposed junction box.
- Vents in guard base allow airflow for optimum thermostat performance.
- Outside Dimensions: (HxWxD) 7-1/4″ (184mm) x 9-3/4″ (248mm) x 3-3/8″(86mm)
- Inside Dimensions: (HxW) 5-7/8″ (149mm) x 8-3/8″(213mm)










