Grodan A-OK 50/40 6/15 Cubes, 2" x 2", 30 sheets of 50 Promote An innovative

An innovative

Requires fewer reflectors to meet desired light levels

PhysioSpec Greenhouse: 2

Can be used multiple seasons

PAR: 2100 µmol/s

Grodan A-OK 50/40 6/15 Cubes, 2" x 2", 30 sheets of 50 Promote An innovativeGrodan 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