AC Infinity 6-Inch Backdraft Damper — One-Way Ducting Insert for 6-Inch Ducts in Range Hoods and Bathrooms

Overview

The AC Infinity 6-Inch Backdraft Damper is a purpose-built duct insert designed to tame unwanted drafts in everyday ventilation. Sized for 6 in. duct openings, this compact device fits neatly into range hoods and bathroom fans, offering a discreet, effective way to steer airflow where you want it. Its measured profile and powder-coated finish make it a practical update for busy kitchens and bathrooms that see frequent use.

Smart design and seal

• Outer rubber gaskets create an airtight seal and a firm grip between the damper and duct walls.
• Mounting flexibility lets you install horizontally or vertically, reducing the chance of backflow and intruding debris.

Durability and operation

• Galvanized steel body provides strength in humid environments, while spring-loaded aluminum damper blades respond to airflow with minimal effort.
• Blades open smoothly as air begins to move, allowing ventilation to commence without delay and with minimal resistance.

Fit and finish

• Designed for 6 in. duct openings; product length is 5.03 inches for easy integration into existing ductwork.
• Powder coat finish adds a durable, long-lasting touch that resists wear in busy homes.

Practical usage notes

Use this damper to reduce draft transfer between rooms and attic spaces, while keeping routine ventilation available when needed. It offers a straightforward upgrade for kitchen hood and bathroom fan setups, delivering quiet, reliable airflow control without dramatic changes to your system.

Key benefits at a glance

• Antidraft performance helps manage cross-ventilation in tight spaces.
• Sealed, secure fit reduces air leaks around duct joints.
• Flexible orientation supports a range of installation scenarios.
• Rugged construction stands up to humidity and daily use.