Grodan Growcubes Bulk Loose Box (5.07 cu ft., 150L) Cleaning & Maintenance Better quality and drainage than

Better quality and drainage than other value-priced rockwool

Wire frames to make shelves rigid and sturdy

Recommended for use with: Phresh® & Black Ops Carbon Filters

Include mounting brackets with easy to follow instructions

boxed and labeled for ease of use

Grodan Growcubes Bulk Loose Box (5.07 cu ft., 150L) Cleaning & Maintenance Better quality and drainage thanBox volume: 5. 07 cu. ft., 150L Grow Cubes are small loose 1 2 in cubes of stonewool. Advantages are better aeration, maximum drainage so that you can hardly ever over water your plant, easy mixing with other loose media (such as expanded clay rocks or coconut fiber), lightweight and much cleaner than peat based media. The properties of Grow Cubes make it like a 50 50 mix of absorbent to repellent stonewool.