J&D Manufacturing's Aluminum Shutters are designed for air intake or can be used with exhaust fans (both inside and outside). All shutters come complete with tie bar to eliminate shutter flapping and locking open. Our new shutter series is by far the best value shutter on the market today.

Features:

• High efficiency shutter with tie bar to eliminate shutter flapping
• Powered Aluminum Intake Shutters or free-air exhaust
• Nylons bearings; solid shafts; drawn cup-type sleeves on all movable linkage
• Frame of heavy aluminum extrusion with 1/2" channel lock water stop. Corners are precision milled and welded for durability
• Interlocking blades for maximum weather seal
• Constructed with rigid "T" section center member
• Optional motorized shutter kit available to turn any shutter into a powered or motorized shutter

Freight charges from Oklahoma City.