The SEALFAST 1-1/2" Spring Loaded Check Valves are designed to prevent backflow in fluid systems, ensuring efficient operation. Made from high-quality materials, these valves offer excellent durability and resistance to wear. The spring-loaded design provides quick response to pressure fluctuations, making them suitable for a variety of applications, including irrigation and industrial use. With a 1-1/2" diameter, they easily integrate into standard piping systems. These check valves meet industry compliance standards, ensuring safety and reliability in fluid management. Their lightweight construction allows for straightforward installation.