Honeywell #TG511A1000, Medium Universal Thermostat Guard - Clear Cover ** Used With: TH3000 Series, TH4000 Series, TH5000 Series, TH6000 Series, TH8000 Series, Others Thermostats of Similar Size
Enclose and protect wall thermostats against tampering, damage and unauthorized adjustment of thermostat settings.
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