Does a metal roof make your house hotter? A metal roof is cooler than you think because it reflects sunlight and heat instead of absorbing it. Choosing a light color and a good reflective coating will help as well. krestaroofing2020-09-10T09:57:07+00:00 Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail About the Author: krestaroofing Kresta Roofing is a roofing contractor near San Antonio, Texas providing residential and commercial roofing services as a top rated with 40 years of experience roofing contractor.