Grodan Pro A-OK 36/40 6/15 Starter Cubes, 1.5" x 1.5", 30 sheets of 98, Commercial lighting-accessories and the entire unit is

and the entire unit is easy to clean and carry

PhysioSpec Indoor: 285 μmol/s

sound-absorbing heavy gauge steel casing

Made from the finest ingredients

Grodan Pro A-OK 36/40 6/15 Starter Cubes, 1.5" x 1.5", 30 sheets of 98, Commercial lighting-accessories and the entire unit 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