The tax credit applies to a range of insulation products, including batts, rolls, blow-in fibers, rigid boards, expanding spray, and pour-in-place. TLS Insulation can help homeowners determine which products are eligible for the tax credit and provide professional installation services to ensure maximum energy efficiency and savings. Stay up to date on tax credits for energy efficiency and other ways to save energy and money at home by subscribing to ENERGY STAR’s newsletter.