Grodan A-OK 36/40 6/15 Starter Cubes, 1.5" x 1.5", 30 sheets of 98 chillers-heaters-and-purification *PLEASE NOTE: This item is

*PLEASE NOTE: This item is for drop ship only

Long lasting and reusable

• Reduce fungus and bacterial damage

sound-absorbing heavy gauge steel casing

• Total Nitrogen (N) 0

Grodan A-OK 36/40 6/15 Starter Cubes, 1.5" x 1.5", 30 sheets of 98 chillers-heaters-and-purification *PLEASE NOTE: This item isGrodan 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