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This ballast is built to last with an exclusive design that allows electrical contact to happen only when a seal is achieved
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes
High purity water applications
purity and high concentration of White Lightning ensures the highest degree of potential success
Xtrasun e-Ballast 600W Dimmable 120-240V
Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial commercial-lighting-fixtures This ballast is built toGrodan 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
