J&D Manufacturing Aluminum Intake Power Shutter with Motorized Kit & Cord - 30" USA Dim-to-Blue technology helps bird development

Dim-to-Blue technology helps bird development

and is ideal for high torque

Stainless steel continuous rod for zero cable stretch during operation

Powder-coated aluminum blades

J&D Manufacturing Aluminum Intake Power Shutter with Motorized Kit & Cord - 30" USA Dim-to-Blue technology helps bird developmentDesigned as an inlet to bring fresh air into your building, this 30" J&D Manufacturing Aluminum Intake Power Shutter with a Motorized Kit and a 10' Cord can also be used for free air exhaust. All Power Shutters include a shutter motor kit and heavy duty frame with welded corners for extra strength. Features Efficient shutter with tie bar to eliminate shutter flapping Nylon bearings & solid shafts for smooth performance Includes shutter motor kit &