SLF-100 2.5 Gallon (2/Cs) These loose round plugs fit

These loose round plugs fit perfectly into the Gro-Block hole

Sealing time depends on the thickness of bags and the material type of the bag

Hand-harvested

Snap together buckles to quickly add or remove shelves

eliminating the need for multiple aisles between each row

SLF-100 2.5 Gallon (2/Cs) These loose round plugs fitSLF 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