The Apollo Conbraco 1" 521 Series Relief Valve is engineered for high-pressure applications, rated at 800 PSI. This valve features a bronze body with stainless steel trim, providing excellent durability and resistance to corrosion. It is designed for UV air applications and includes oxygen cleaning for enhanced performance. The valve's reliable operation and robust construction make it suitable for various industrial applications, ensuring safety and compliance with industry standards. Its compact design allows for easy installation in diverse systems.