TPI CS18W Joist Out Style Ceiling Shutter for 36" Fan (32x43)

The TPI CS18W Joist-Out Style Ceiling Shutter provides backdraft protection for 36" exhaust fans mounted in ceilings. This innovative design extends below ceiling joists for proper airflow.

The joist-out design accommodates installation between standard ceiling joists while ensuring the shutter operates freely. The gravity-operated louvers open during fan operation and close when stopped, preventing air infiltration.

Designed for commercial and industrial ceiling installations. The durable construction ensures reliable operation in demanding environments.

Key Features:
• For 36" exhaust fans
• Joist-out design for ceiling mounting
• Gravity-operated louvers
• Backdraft protection
• Durable construction
• Easy installation

Applications: Ceiling-mounted exhaust fans in warehouses, factories, commercial kitchens, and industrial facilities.