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Highly Reflective Interior: With a 100% Mylar lining
and folded for storage
Each duct collar is constructed with galvanized steel that can endure extreme temperatures and finished with a corrosion-resistant zinc coating
Take command of your grow room environment with the Anden Model A76 Digital Dehumidifier Control
Grodan Gro-Block Improved GR10 Large with Hole, 4" x 4" x 4" (Case of 144) spl_ps Highly Reflective Interior: With aGrodan Gro Block Improved GR10 Large with Hole, 4" x 4" x 4" Case of 144 New and improved stone wool substrate with advanced wetting technology from Grodan Introducing Grodan Gro Blocks Improved, a product specifically engineered to deliver real results for your crops, developed by plant scientists, researchers, and top growers. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire substrate