This Danfoss check valve is a vital component for any refrigeration system. Made from high-quality brass, it is durable and long-lasting. The valve is designed for use with a range of different refrigeration equipment, and is compatible with the Danfoss 1 1/8" NRVH 28S angleway. In addition to its standard check valve function, this Danfoss valve also features a non-return valve, making it ideal for use in a variety of different restaurant and food service settings. With its reliable construction and high-quality design, this check valve is sure to provide efficient and effective performance for many years to come.