Grodan- MM Block tents-/-indoor-greenhouses add the indicated amount of

add the indicated amount of Coco-Wet and spray plants

dependent on size

It comes with a 3-in-1 Temp/Humid/Photocell sensor

Both form and strength have been greatly improved for good machine and manual processing

Compatible with 120V controllers and timers

Grodan- MM Block tents-/-indoor-greenhouses add the indicated amount ofGrodan 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