Engineered for durability and versatility, the RhinoDome Test Station by Pro-Line stands out in a range of challenging environments such as construction sites, gas and liquid pipelines, and utility conduit systems. This robust marker post features a 21-inch dome topper with a removable cap and is constructed from the proprietary RhinoPolyAE thermoplastic, ensuring resilience even in extreme temperatures from -40 to +150°F. With an included 10-inch anchor tube for secure installation, it comes standard with an 11-hole terminal board, facilitating easy electrical connections. This test station is designed for longevity, boasting a 10-year warranty while providing essential identification marking, locating, safety, and security functions. Hot-stamped graphics enhance visibility, making it a reliable component for any industrial utility environment, whether in sewer, electric, oil and gas, or telecommunications settings. The thoughtfully engineered design not only meets industry standards but also delivers dependable performance for over a decade.