Ideal-Air Flange Kit 6 in
Ideal-Air Flange Kit 6 in at HorticultureSource.com -
These Flange Kits are used to vent air through a wall or ceiling. Mount the Ideal-Air™ Flange Kit to the wall or ceiling, then attach your duct work to the flange. Also for use with Sun Huts®. Choose the size that will work with your ducting size.