Grodan Slab Wrapped  is a horticultural grade rockwool consisting of a mat of long fine fibres, spun from molten natural rock.  Grodan Slabs may be used for:

• Raising seeds and growing cuttings
• Re-planting from Rockwool cubes
• Vertical wall gardens

Available Sizes:

• Grodan Slab Wrapped Crop Box 550 x 370 x 150
• Grodan Slab Wrapped 900 x 150 x 75 (12 pack)
• Grodan Slab Wrapped 900 x 200 x 75 (12 pack)
• Grodan Slab Wrapped 900 x 300 x 75 (8 pack)