Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole, case of 18 commercial-greenhouse-fixtures It is best to clean

It is best to clean surfaces with this product before protecting it with a disinfectant

OASIS® Fortify is a liquid nutrient supplement formulated with a blend of amino acids to optimize the growth performance of hydroponically produced leafy greens (lettuce

75" Recommended Mounting Height 15" - 24" above canopy Certifications UL 8800

They do not exist in the general lighting industry

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Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole, case of 18 commercial-greenhouse-fixtures It is best to cleanGrodan Improved Gro BlocksLeverage the benefits of products developed alongside plant scientists, that are specifically engineered to deliver real results for your crops. Grodan Gro Blocks Improved with Advanced Wetting Technology Grodan's improved stone wool substrate. Keep it RealReal ScienceGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone