Since 2005, Masonry Fireplace Industries, Inc. (MFI) has been a pioneering US manufacturer of lightweight masonry fireplace systems. Our innovative products cater to architectural, interior/exterior design, luxury living, multi-family, residential, commercial, and DIY markets. We prioritize safety, efficiency, and affordability, with a primary focus on enhancing fire-related aspects. Mason-Lite fireboxes are the strongest and most heat-resistant on the market.