Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial commercial-greenhouse-fixtures • 100% speed controllable

• 100% speed controllable

5 pounds are sold individually

There's no waste water

0 PPF/Watt

Why Fluence RAY44

Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial commercial-greenhouse-fixtures • 100% speed controllableGrodan 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