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The LIBERTY PUMPS k001138 is a basin and cover assembly kit designed for use with PRO380XL-Series sump and sewage pump systems. This kit provides a complete basin cover solution, offering a sealed enclosure that helps contain odors and protects the pump basin from debris and unauthorized access. Listed by IAPMO, the k001138 meets recognized plumbing standards for residential and light commercial applications. Installation is typically handled by a licensed plumber during new system setup or as a service replacement on an existing PRO380XL-Series installation. The 3-inch basin configuration makes it a direct-fit component within the PRO380XL-Series product family.
This basin cover assembly is intended for use in below-grade pump basin installations where a compliant, properly fitted cover is required. The PRO380XL-Series is commonly installed in residential basement sump or sewage ejector applications. The k001138 kit supplies the basin and cover components together, reducing the need to source parts separately during installation or retrofit projects. It is suited for both new construction and replacement scenarios where the original cover assembly has been damaged or is no longer serviceable.
Designed for use with the LIBERTY PUMPS PRO380XL-Series basin systems. Verify model compatibility with the existing installation before ordering.
Installation of basin and cover assemblies should be performed by a licensed plumber in accordance with applicable local plumbing codes and IAPMO-referenced standards. Shut off power to the pump system at the circuit breaker before beginning any service or replacement work. Ensure the basin is fully dewatered and the area is safe before removing or replacing the cover assembly. Do not overtighten cover fasteners, as this may damage the sealing surface.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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