SILVERTOP ASH Eucalptus sieberi A large hardwood from the tableland areas of southern New South Wales. Silvertop Ash is similar to Blackbutt in appearance. With a very light brown colour sometimes with a pink tinge some say Blonde in colour it’s a great choice if you’re looking for a light colour deck. Silvertop Ash has natural features like Gum Veins and pin holes so when choosing Silvertop Ash you need to expect some visible natural features. Class 2 Durability above ground – not Termite Resistant – BAL 29 – Medium Leaching – Janka Hardness 9.6 Standard sizes are – 90×22, 140×22