The National Roofing Contractors Association EnergyWise Roof Calculator Online has been updated to include information from the 2010 version of ASHRAE 90.1, “Energy Standard for Buildings Except Low-Rise Residential Buildings,” the 2009 version of ASHRAE 189.1, “Standard for the Design of High-Performance Green Buildings” and the 2006 and 2009 versions of the International Code Council’s International Energy Conservation Code. EnergyWise Roof Calculator Online is available for free on NRCA’s website and offers an interactive graphic method of constructing virtual roof assemblies to evaluate thermal efficiency.
For more information visit www.energywise.nrca.net