Click to expand Tap to zoom Grodan 4" Inch Rockwool Cubes - Small Hole (1/2″) Save Liquid error (product-badge line 32): -Infinity% £4.95 x 10 - £4.95 Box of 216 - £94.95 x 10 Box of 216 Amount 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to Basket Grodan 4" Inch Rockwool Cubes - Small Hole (1/2″)