Nelson Firestop Products offer the right class of protection for virtually any penetration, in any building, anywhere in the world. A very extensive product line makes this possible, but more importantly, We offer the dedicated service and in-depth knowledge to recommended systems, meet and exceed local requirements, and oversee installation, wherever the assignment takes us. If you want to specify the best firestop solution for any given application, in the U.S. or overseas, Nelson is the company for a quick, accurate response. With products you can depend on. From people you can depend on. Nelson makes it easy.