Used to upgrade existing installations of RC4 Poke-Thru Devices on carpet floors to meet scrub water requirements. Includes two 20A duplex receptacles that can be wired as a standard duplex or isolated ground. Also includes scrub water finish flange and slide holder assembly. Flange available in painted black (BK), gray (GY), ivory (VY), and brushed metal finishes in aluminum (AL), and brass (BS). See installation instructions with retrofit kit for complete installation details. NOTE: Existing installations of RC4 Poke-Thru Devices are not required to be upgraded to meet carpet scrub water requirements, if manufactured prior to June 2003. Scrub Water Retro Kit-Black