Legend Valve 116-204 T-311 Cast Iron Swing Check Valve, 4"

Features:

• Swing-check design is ideal for all basic commercial/industrial general backflow prevention applications.
• Durable cast iron construction resists pipeline stresses and distortion.
• IBBM design: Iron-body-bronze-mount, with bronze body seat and flapper-disc sealing rings. The pliable rings provide an improved seal over plain iron-on-iron designs.
• All external surfaces are primed and painted for corrosion resistance.
• Can be installed in either vertical (upward flow only) or horizontal (cover upright) applications.