Wall Mount Duct Shutter 6 - White Steel 6" Wall Mount Duct Shutter Controllers OCS Bubbler - Famous X

OCS Bubbler - Famous X - Hammer ""Black""

#4 Perlite (1/3" - 3/4" granules)

Exclusive EYE HORTILUX spectrum

Hazmat Fee of $75 is included in shipping cost

The Pro-Tekt Silicon Solution:

Wall Mount Duct Shutter 6 - White Steel 6" Wall Mount Duct Shutter Controllers OCS Bubbler - Famous XA wall mounted shutter designed for use with grow rooms, dryers, attics, and other HVAC applications. Features built in rubber stoppers that dampen slamming vent blades and ensure complete blockage. Non return thin louvers that close when fan is not in use to prevent outside air and debris from entering. Durable, lightweight steel body that is rust resistant can withstand most weather conditions. Duct Opening Diameter: 6 inches Front Plate Size: 9