Designed to be used with a J&D Manufacturing Exhaust Fan, this 20" Aluminum Intake Shutter is constructed with heavy-duty aluminum and strong welded corners.

Features

High-efficiency shutter with tie bar to eliminate shutter flapping

Nylon bearings and solid shafts for smooth performance

Frame comes with pre-drilled mounting holes to save installation time

Corners are precision milled & welded for durability

Interlocking louvers for maximum weather seal

Motorized shutter kits are available to turn any aluminum shutter into a power shutter

To maximize efficiency in air movement, shutters should be periodically cleaned of debris

Some assembly is required