Remove odors, stagnant air, and more with this versatile shutter fan.

This single-phase exhaust fan from Triangle Engineering effectively ventilates and exhausts commercial settings and features a fully assembled, ready to install design..

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Triangle Engineering Comfort Aide 1/4 HP Whole House Fan - 24 Inch.Reduce annual cooling costs with this effective whole house fan.

Triangle Engineering Single Phase Motor Thermostat pairs with single phase motors up to 1 horse power.

Reduce annual cooling costs with this effective whole house fan. Triangle Engineering Comfort Aide 1/4 HP Whole House Fan - 30 Inch.

Shipping fully assembled and ready to install, this powerful exhaust fan from Triangle Engineering is the perfect option for ventilating greenhouses, warehouses, and other industrial settings.

Designed for ventilating large industrial settings, this powerful exhaust fan and its 6,800 CFM airflow remove odors, heat, and more in greenhouses, warehouses, garages, and more..