Keckley Check Valve: Double Disc, Inline Valve Body, 10 in Pipe Size, Wafer, Cast Iron, Wafer, Wafer Model: DD1F-CI-34136-910

SSI Double Disc Check Valve: Double Disc, Inline Valve Body, 3 in Pipe Size, Wafer, Wafer, Wafer Model: 0300-600WTTTM-T

SSI Silent Check Valve: Swing, Inline Valve Body, 3 in Pipe Size, Wafer, Cast Iron, Wafer, Wafer Model: 0300-125WCITM-T

Viega Propress Check Valve: Inline Valve Body, 3/4 in Pipe Size, Press X Press, Bronze, Press, Press Model: 79040

Smith Cooper AWWA Flanged Ductile Iron Swing Check Valve W/ Lever & Weight - 017322FCW030