Schaefer 20” Direct Drive Shutter Style Exhaust Fan - 3,120 CFM, 115/230 HP

Schaefer shutter-style exhaust fans provide an energy-efficient solution for low to medium airflow exhaust needs. They are ideal for thin-walled structures like greenhouses, where a low-profile fan is required.

Features:

• Low profile for thin-walled buildings and where space is limited.
• Aluminum blade and rugged PVC shutter for durability and longer life.
• Heavy-duty totally enclosed and maintenance-free motors.
• Mounts flush to the exterior wall.