Fernco® sump pump check valves allow unrestricted water to flow through the pipes, but when the pump turns off, the water does not flow backwards into the sump pump, which would typically cause damage.
Fernco® Sump Pump Check Valve, 1-1/2 x 1-1/2 in, 1-1/4 in Nominal, MNPT Connection, Thermoplastic
| Connection Type | : | MNPT |
| Material | : | Thermoplastic |
| Nominal Size | : | 1-1/2 x 1-1/2 in, 1-1/4 in |
- Full flow sealing flapper design
- Long-lasting
- Eliminates pump back flow
- Durable thermoplastic design