Untreated pine is one of the most common framing timber used in Australian construction projects. Pine Valley Board are made from green sawn untreated pine for ease of use in roof construction. It is not recommended for external use. Made in Australia in accordance with Australian Standards from Australian grown plantation pine, you can be assured it’s sustainably sourced. Timber framing is the Ultimate Renewable Untreated so only suited for internal structural applications 150x19mm Sawn