• Maintains a constant pressure in the fire protection system by relieving excess pressure
• Body and cover are constructed of strong and durable ductile iron
• ANSI 150 flange
• Relief at 175 psi

This 6 IN angle pattern single chamber relief valve automatically maintains a constant pressure in a fire protection system by relieving excess pressure. It is designed for accurate control and dependable performance, meeting all requirements for UL listed, FM Approved fire protection service. The relief service is at 175 psi, the flanged end connections are ANSI 150.