AC Infinity Galvanized Steel Backdraft Damper Ducting Insert Distribution Tubing 65 Gallon: up to 18

65 Gallon: up to 18

Apply 1/8 - 1/4 cup (30 - 60 ml) per container or half this amount when used in conjunction with Uprising Foundation

including 84mm

areas used by or in contact with humans

When lining indoor grow rooms

AC Infinity Galvanized Steel Backdraft Damper Ducting Insert Distribution Tubing 65 Gallon: up to 18An antidraft duct insert designed for use with range hoods, bathroom fans and other home HVAC applications. Features outer rubber gaskets that create an airtight seal and grip between the damper and ducts. Mounts horizontally or vertically to prevent backflow and debris from entering ducting. Galvanized steel body with spring loaded aluminum damper blades that open with minimal airflow. Available in 4", 6", & 8" A ventilation ducting tool designed for