The Apollo Conbraco Industries 1" Relief Valve (Model 521SER) is designed for reliable pressure regulation in various applications. With a maximum pressure rating of 80 PSI, this valve is suitable for UV liquid service and features stainless steel trim for enhanced durability. Constructed from high-quality bronze, it ensures longevity and resistance to corrosion. The valve's compact design allows for easy installation in tight spaces, making it ideal for both residential and commercial systems. Compliance with industry standards ensures safety and reliability in operation.