Grodan A-OK 36/40 6/15 Starter Cubes, 1.5" x 1.5", 30 sheets of 98 lighting-accessories • Highly reflective interior—significant increase

• Highly reflective interior—significant increase in reflectivity for improved lighting performance

optimal micronutrients

The blend is formulated with triple washed coco coir to guarantee low salts

2 flow meters- incoming and outgoing

Includes: SunBlaster 18" T5HO

Grodan A-OK 36/40 6/15 Starter Cubes, 1.5" x 1.5", 30 sheets of 98 lighting-accessories • Highly reflective interior—significant increaseGrodan 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