$89.97

[Durable Material] Durable galvanized steel shroud and blades to resist heat distortion. With strong wind power, it is also very energy efficient
[Thermostat Included] This thermostat controls ventilators to promote the equalization of temperatures inside and outside your attic.
[Wide Applications] Use anywhere that would benefit from improved air flow to reduce humidity, clear the air and lower temperatures in grow rooms, greenhouses, Attics. Suitable for 1850 sq.ft attic.
[Easy To Install] Designed for gable installation. Mounting brackets simplify installation.
[Effective Ventilation] 14inch: Powerful blower with a fan speed of 1510 RPM for an air flow of 1239 CFM. Moves air through your target location efficiently for optimal ventilation. 16inch: 1480 RPM, 2065CFM 20inch: 1080 RPM, 3127 CFM

Mount Fan Attic Gable Ventilator with Adjustable Temperature Thermostat, Black