The Viega ProPress 79055 Spring Check Valve is made of brass and bronze, designed in a straight shape with dimensions of 1.5" in height, 5" in length, and 1.5" in width. This check valve is manufactured in Germany and comes as a single pack item. It is a reliable plumbing fixture for preventing backflow in piping systems, ensuring water flows in one direction effectively. The high-quality materials and construction make it a durable and essential component for plumbing systems.