There are many methods to attain energy efficiency, selecting the right details for your project is complex depending on time, cost and quality. Integra Building Products and De Silva solutions have developed a series of details that have been used around the world for specific climate zones. In Australia, our methods and attitude towards building are based on what has worked before and if it's not broken why fix it? The common failures and rectification methods are mostly not based on building science, rather a way to stop the issue until either the client or the builder gives up. The money saved by the builder often costs the owner, it is important to ask questions if these details are suitable for your building from a building design professional. Condensation, fire spread and waterproofing are common issues because the performance of installed systems have not been reviewed by experts who can comprehend the holistic design.