For the most current information on energy conservation code requirements, refer to the 2012 INTERNATIONAL ENERGY CONSERVATION CODE. This highly beneficial resource fosters energy conservation through efficiency in envelope design, mechanical systems, lighting systems, and through the use of new materials and techniques. With this comprehensive and cuttingedge coverage, it is a critical component of a user's code books. Check out our app, DEWALT Mobile Pro™. This free app is a construction calculator with integrated reference materials and access to hundreds of additional calculations as add-ons. To learn more, visit dewalt.com/mobilepro.