AC Infinity Galvanized Steel Backdraft Damper Ducting Insert, 6" Connector Size:4 in which leads to the highest

which leads to the highest yields possible

Lowest Energy Usage

Alleviate Abiotic Stress - Plants survive and thrive through frost and heat events allowing for a longer growing season

Use to help plants grow quickly

promoting overall plant mass

AC Infinity Galvanized Steel Backdraft Damper Ducting Insert, 6" Connector Size:4 in which leads to the highestAn 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