The Nol-Tec 24839 BFA Piston Aeration Valve is a high-quality valve designed for use in various industrial applications. Made in the United States by Nol-Tec, this valve features a 1-1/4″ NPT size and operates at a maximum pressure of 80 PSI. With a unit quantity of 1, this piston aeration valve is a reliable and durable component for maintaining and controlling fluid pressure in plumbing and hydraulic systems.