Schaefer Acoustics Inc has been installing commercial ceiling solutions since 1989. Our team of knowledgeable and professional sales and design staff offers our customers timely and efficient services for your ceiling project. Our experienced installers provide superior product installation services on location at sites through-out the Duluth, Superior and Iron Range area.Contact us today for a free estimate on a custom ceiling solution for your business.Service Hours Mon. - Fri. 7 am - 4:30 pm