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Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
Flower Footprint: Not Recommended
Delivers all the light down to the plants
blue far-red energy compared to sunlight
Experience the power of a ballast straight out of Hydrofarm’s value line
906716 or 906717 for communication with the EL controller
Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial new-releases Flower Footprint: Not RecommendedGrodan Stonewool (rockwool) is made from molten rock spun into cotton candy like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to support the requirement of the plant in the different plant stages. Grodan has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen
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