Sno-Gem, Inc. is a world-renowned leader in the manufacturing and distribution of innovative snow retention systems for all types of roofs. With over 50 years of industry experience, every Sno-Gem product is the latest in cutting-edge design and engineering technology. Offering polycarbonate, metal, non-penetrating “clamp to seam” or deck mount/membrane bar snow retention systems for metal, slate, shingle/tile, and membrane roof systems in virtually any color, Sno-Gem is your one source for effective and aesthetically pleasing snow guards.