Timber Collection › Coastal Blackbutt Image 1 of 2 Image 2 of 2 Coastal Blackbutt $0.00 Code: 9526100% waterproof Hybrid.1820mm x 228mm x 9.5mm Easy D.I.Y product.7mm Rigid Core with a 2mm IXPE Underlay.Price is per m2.1.6598 m2 per box. Add To Cart Added! Code: 9526100% waterproof Hybrid.1820mm x 228mm x 9.5mm Easy D.I.Y product.7mm Rigid Core with a 2mm IXPE Underlay.Price is per m2.1.6598 m2 per box.