The Filbur FC-1977 is a compatible replacement for the following pool and spa filters:
This Filbur swimming pool filter meets and exceeds the quality of the original Pentair filter cartridge. Filbur pool filters are made of Reemay spunbound polyester pleated filter media with thermally-bonded polyurethane caps and punched PVC pipe cores ensuring durability and consistent flow. Rest assured you are getting a filter that is compatible to the Pentair pool filters, but for a more economical price.
The original Pentair swimming pool filters are also known as PAC FAB filter cartridges.
Filbur FC1977 / Pentair Clean and Clear Plus 420 Specifications:
For a 4-Pack of replacements, Use the Filbur FC-6470 4-Pack.
*Please note that four of these 105 sq. ft. units are required. These filters work in Pentair or PAC FAB models dated after 11/98.
Cleaning your Filbur Pool and Spa Filters