Cultiwool CRB 25mm Small Stonewool Cubes

Cultilène is a leading substrate producer. They have a great reputation in the industry as a company that puts the grower first. 

The Cultilène stone wool cubes are made to fit the large hole blocks and are supplied in an easy-to-use tray. The cubes have an effective air-to-water ratio, reliable homogeneity, great strength and dimensional stability, and excellent controllability. This media is inert and pathogen free.

Dimensions: 25mm x 25mm x 40mm