Resources FAQs Take a look at the answers to our frequently asked questions. Learn more Roofing Installation Manual Download our step-by-step guide. Learn more Benefits of Metal Roofing It's long lasting, attractive, energy efficient, and more! Learn more Warranties View the warranties for our metal roofing products. Learn more Design Your Garage Door Use C.H.I.'s online tool to design a garage door that suits your home! Learn more