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easy to use
Other ingredients include oyster flour
Carefully sifted and processed to make it easy to work with
• Promotes greater efficiency of water and nutrient absorption
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes
Hydrologic Big Boy Carbon Filter commercial-greenhouse-fixtures easy to useKeep your water fresh, your equipment in tip top shape, and your grow room at its best by making the commitment to exchange your filters. This carbon filter works with the Big Boy water filtration system and slips in easily to replace the one that came with your unit or additional replacements along the way.
