The Watts Fluidair Part Filter Auto Drain features a 1 NPT connection, designed for efficient fluid management in pneumatic systems. This auto drain filter effectively removes moisture and contaminants, ensuring optimal performance and longevity of your equipment. Constructed with durable materials, it meets industry standards for reliability and safety. Ideal for use in various applications, this filter enhances system efficiency by automatically draining accumulated water, thus preventing corrosion and damage to downstream components.