By: Darcie Meihoff, Metal Roofing Alliance PORTLAND, Ore.—After last year’s scorching summer, how to best beat the heat is top of mind for many U.S. and Canadian homeowners, especially during prime re-roofing season. Roofs make a giant difference in keeping homes cool, especially in extreme temperatures. Metal is considered the most energy efficient roofing material available, yet according to MRA Executive Director Renee Ramey, there are still misperceptions among homeowners,…