Wall Mount Duct Shutter 6 - White Steel 6" Wall Mount Duct Shutter Grow System/ Trays/ Reservoirs • Designed for possible best

• Designed for possible best biological production

Beneficial for all gardening and landscape applications

This premium growing medium expands up to 7 times in volume with water

Derived From:

Soluble Seaweed Extract is a concentrated

Wall Mount Duct Shutter 6 - White Steel 6" Wall Mount Duct Shutter Grow System/ Trays/ Reservoirs • Designed for possible bestA 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