Zonefirst AOBM-8X18 Damper Freon This dual temperature pneumatic thermostat

This dual temperature pneumatic thermostat features high-volume output capability

This single stage heat thermostat is compatible with most gas

it contains the inner and outer front door insulation as well as the required rope gasket for a complete seal

control boards

Zonefirst AOBM-8X18 Damper Freon This dual temperature pneumatic thermostatThe Zonefirst AOBM 8X18 is a professional grade 8 inch by 18 inch motorized zone damper designed for bottom mount or top mount integration in horizontal rectangular ductwork. Engineered with an opposed blade damper configuration, this unit ensures precise airflow modulation by utilizing counter rotating blades that minimize turbulence and system noise. The damper is driven by a heavy duty 24Vac power open power closed actuator, requiring a three wire