Spring-Loaded Back Draft Damper Roof Cap Latches a bonus 13-inch offset base

a bonus 13-inch offset base is included to provide added stability when finishing edges

Model Number: TL-20PK4

Waterproof and robust

providing everything needed for versatile and convenient operation

ensuring compatibility and reliable grounding in your electrical setup

Spring-Loaded Back Draft Damper Roof Cap Latches a bonus 13-inch offset baseSpring Loaded Back Draft Damper Roof Cap is designed for use with 3 1 4" x 10" ducts or 8" round ducts, providing efficient ventilation control. This product features a spring loaded back draft damper combined with a bird screen to prevent unwanted debris and pests from entering your duct system. Constructed from durable galvanized steel, it is finished with a black baked enamel coating that ensures long lasting protection against the elements. This