Since 1975, Almetek has revolutionized the sign and identification industry with the development of groundbreaking products such as E-Z Tags, Mini-Tags and the Trident™ collection. Engineered to perfection, our attractive, 4” disc, 3-D embossed, metal Storm Drain Markers are so strong that they are virtually indestructible. Through the use of high-tech, proprietary techniques, we have developed a marker that installs easily and quickly, and will last for years to come. Our patent-pending, sub-surface mounting installation with the turned down edges will ensure against theft and snowplow displacement. Its design allows for maximum adhesion and comes with a 30 year warranty.