Aluminum Exhaust Shutters offer maximum weather seal.

• Heavy aluminum extrusion frame with precision milled corners.
• Nylon bearings, solid shafts, and interlocking blades for maximum weather seal.
• All shutters come complete with tie bar to eliminate shutter flapping and locking open.
• Double panel units constructed with rigid "T" section center.

California Residents: Warning: Cancer and Reproductive Toxicity - P65Warnings.ca.gov