1.3m Grodan Rockwool Slab

Description

1.3m Grodan Rockwool Slab Product Details:

1.3m Grodan Rockwool Slabs for use in many hydroponic growing.

Please note that Grodan Rockwool slabs can only be used horizontally and NOT as replacement slabs for the Ecosystem vertical system. This is because the fibre in the slabs is aligned to drain properly only in a horizontal position.