Ideal-Air Back Draft Damper 6 in Ozonator the final result when working

the final result when working on powerful odors is simply a clean

Batteries included

and Sulfur they need to bloom big and juicy buds and give you the maximum yield

The flange is used to connect the Can-Filter® to the ducting or Can-Fan®

This portable fan runs very quietly and effectively

Ideal-Air Back Draft Damper 6 in Ozonator the final result when workingThese are excellent quality back draft dampers. They are made from heavy gauge galvanized steel with heavy duty springs. They use both an embossed bead & rubber gasket to help keep ducting securely in place. They prevent back draft air when your fans are off.