Radiata N1 Grade H3.2 Timber 150 x 50mm SKU: 611240 MODEL: 611240AAAA Mitre 10 SAvailable at selected stores. Check your local store for details Variants Ideal for many projects around the home, commonly used for decks and light framing. Features and benefits H3.2 treated Radiata. N1 grade timber. Rough sawn finish. Wet. For above ground, external use.