The Apollo Conbraco 1" 521 Series Relief Valve is a reliable solution for pressure regulation in air applications. Rated for 125 PSI, this valve features a bronze body with stainless steel trim, ensuring corrosion resistance and durability. It is designed for UV air applications and includes EPR seals for enhanced performance. The valve's compact design allows for easy installation in various systems, making it a versatile choice for both residential and commercial use. This relief valve meets industry standards, ensuring safety and compliance in pressure management.