Radiata N1 Grade H3.2 Timber 100 x 50mm SKU: 611914 MODEL: 611914AAAA 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. Machine gauged for ease of handling. For above ground external use.