Cultilene Rockwool Transplanting Cubes are designed to have smaller cubes transplanted into them, for use in NFT systems.
Two sizes available - 75mm x 75mm x 75mm or 100mm x 100mm x 75mm.
Two hole size options - the small hole fits small propagation cubes, the larger holes fit large propagation cubes, Root Riot cubes and jiffy-7 41mm peat pellets.