Grodan Pro Delta 10 Block, 4" x 4" x 4", case of 144, Commercial hydro-components all-natural soilless grow plugs are

all-natural soilless grow plugs are made of composted tree bark and organic materials

Plant directly in the garden or any size Air-Pot up to the #15

(without toxic chemicals)

3 to 85 PSI and water flow range is 0

Scalable Solution – Multiple units can be deployed across a facility to address varying airflow volumes and pollution levels in different zones

Grodan Pro Delta 10 Block, 4" x 4" x 4", case of 144, Commercial hydro-components all-natural soilless grow plugs areGrodan 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