 Up to 90% of homes are under-insulated. The good news is that insulation technology has never been better. Now is a great time to learn more about how insulating your home can help increase comfort, save on cooling and heating costs, and how you might qualify for up to $1,200 in tax credits. Owens Corning is a leader in global building and construction materials with products including pink next-gen fiberglass insulation, thermofiber fire and sound guard plus, and duration series shingles.