Liberty Pumps SP1822B 18 in. x 22 in. Structural Foam Sump Pit
Brand: Liberty Pumps | SKU: SP1822B
Product Overview
The Liberty Pumps SP1822B is an 18-inch diameter by 22-inch high smooth-wall sump pit for a compatible sump pump installation. Its structural-foam basin includes a 4-inch rubber inlet grommet. Select a matching solid or split cover separately, then confirm pump fit and piping layout for your project.
Key Features
- 18 in. diameter × 22 in. high basin
- Structural foam with smooth interior wall
- 4 in. rubber inlet grommet included
- Compatible solid and split covers sold separately
Common Uses
- New sump pump basin installations
- Replacement of a matching sump pit
Technical Specifications
- Model: SP1822B
- Dimensions: 18 in. diameter × 22 in. high
- Material: structural foam, smooth wall
- Included: 4 in. rubber inlet grommet
- Cover included: no
Compatibility & Installation Notes
Choose a compatible cover separately. The SC18B solid cover fits this basin. Confirm the pump footprint, float movement, inlet position, and local installation requirements.
Frequently Asked Questions
Is a cover included with the SP1822B?
No. Liberty lists solid and split covers as separate purchases.
Why Buy Liberty Pumps SP1822B from Big Frog Supply?
The SP1822B gives a sump installation a smooth-wall structural-foam basin with an included 4-inch inlet grommet.






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