99509 1-1/2 in. MPT x 1-1/4 in. Barb or 1-1/2 in. Slip ABS Check Valve

The Superior Pump 99509 ABS check valve is designed to fit an inlet size of 1-1/2 in. MPT. Will fit an outlet size of either 1-1/4 in. Barb or 1-1/2

3/4 MPT x 1 HB Poly Hose Barb

Everbilt 2 in. Sewage Check Valve with Compression Fittings THD1026 - The Home Depot

Superior Pump 92541 1/2 HP Cast Iron Sump Pump with Vertical Switch & 99522 9953 1-1/2 in. Rubber Boot Check Valve, 1-1/2, Black

Adjustable - Check Valves - Valves - The Home Depot

Everbilt 1-1/4 to 1-1/2 in. ABS In-Line Sump Pump Check Valve THD1020 - The Home Depot

1/4 x 1/2 Nylon Hose Barb - Male NPT 90° Elbow G21N90-050-025 - Prairie Bearing & Bolt

Are you tired of being kept awake by the loud clunking of the check valve when your sump pump turns off and the valve closes? The EV-QV15-a

Everbilt 1.5 in. Quiet PVC Check Valve EV-QV15 - The Home Depot

Viega ProPress 3/4 in. Press Zero-Lead Bronze Check Valve 79040 - The Home Depot

SharkBite 1/2-in Fip x 3/8-in Od Compression Brass Quarter Turn Stop Angle Valve in the Shut-Off Valves department at

: Industrial & Scientific

Quickun 1/2 Barb Hose One Way Inline Check Valve Non Return Ozone Resistance PVDF Plastic One-Way Fuel Oil Water Gas Pump Air Check Valve, 2 Pcs