South Cascade Organics - SLF-100 - 5 Gal Water Filtration Duct Filter Box: This duct

Duct Filter Box: This duct filter box is designed for use with inline fans to circulate fresh air while blocking dust and odors

and see what a difference air root pruning makes for whatever you’re growing

No fans zero noise

Urea Nitrogen - 8

South Cascade Organics - SLF-100 - 5 Gal Water Filtration Duct Filter Box: This ductSLF 100 is a commercially proven enzymatic formula with over 18 years of proven success. It is a 100% organic and OMRI listed formula specifically designed to break out salts. Used as a cleanser for hydroponic systems and soilless media, SLF 100 goes to work immediately to keep your system running smooth and free of toxic buildup. SLF 100 is effective in all phases of the growing cycle and is compatible with all nutrients, fertilizers, and rooting