This single speed adjustable thermostat adjusts from 60 to 120 degrees. It is to be used only with roof mounted & gable mounted attic ventilators and cannot be used in conjunction with whole house fans. It should be used with model numbers 53828, 53826, 53827, 53829, 53830, 53833, 53831, 53832, 53853, 53854, 53315, 53316 & 53319.
- Automatic thermostat
- Pre-wired
- Adjustable control
