Our staff are experts in building and construction products and are able to give you advice on the right products for your job. We pride ourselves on delivering high quality service and competitive prices to our customers. We have one of the most most extensive range of Timber in Sydney. Blacktown Building Supplies is an Australian Owned, family business that provides an extensive range of Timber, Building Supplies and Hardware products to meet the needs of Trade and DIY customers. There is in excess of 30,000 product lines under one roof! As part of the Mitre 10 Group, we are also able to offer you great prices and specials.