Maxxair IF18 Heavy Duty Exhaust Fan, 18", 3000 CFM Solder Anchors your patio umbrella securely

Anchors your patio umbrella securely

3-speed heavy duty motor

Check Valve: Rubber

Swivel Jack

Maxxair IF18 Heavy Duty Exhaust Fan, 18", 3000 CFM Solder Anchors your patio umbrella securelyDesigned for barns, greenhouses, and other heavy duty applications. PSC energy efficient thermally protected motors, Fange has pre drilled holes for easy installation. Rolled flange edges for handling protection during installation. Balanced 4 blade fan assembly totally enclosed for protection & OSHA compliance. Integrated, precision formed exterior shutters are draft free. Shutters open and close automatically. Housing constructed of durable 20 gauge