Marketing InformationThe Apollo 119 Series cast iron flanged safety valves are heavy duty and high-capacity safety valves are ideal for use on all types of boilers, pressure vessels and pressure piping systems. These ruggedly built valves offer you a cost-saving alternative to conventional steel bodied valves - without compromising quality or performance. These valves feature a top guided design and two control rings to ensure seat tightness, repeatable performance and extended service life. Flow ratings are National Board certified. , Metal-to-Metal Seating, Lapped to Optical Flatness, High-Capacity Semi-Nozzle Design Available in 8 Orifice Sizes, Stainless Steel Wetted Trim is Standard, Two Control Rings Assure Maximum Performance and Dependability, Designed for Ease of Service or Repair, Ductile Iron Caps, Forks and Levers for Added Durability, Registered in all Canadian Provinces Under CSA B51, CRN OG8547.5C, Complies with the Pennsylvania Steel Procurement Act, Proudly Made in USA