Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial Paleo Bloom Pound for pound

Pound for pound

Designed for controlled environment horticulture applications requiring efficient

organic soils and coco coir systems

Super light and super versatile

Total Grow Control Peristaltic Pump

Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial Paleo Bloom Pound for poundGrodan 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