The 1 1/2" PIGGYBACK by Watts Fluidair is a dual-function unit that provides both filtration and pressure regulation for pneumatic systems. Its innovative design allows for efficient space utilization while delivering high performance. This model effectively filters out impurities from compressed air, ensuring a clean supply for downstream equipment. Built with durable materials, it is designed for longevity and reliability. The 1 1/2" NPT connections make installation straightforward and compatible with various systems. This product meets industry standards, ensuring safe and efficient operation.