The Filbur FC-9930 is a compatible replacement for the following spin filters:
The FC-9930 Spin Filter Round Grid Pool & Spa Filter is a compatible replacement circular spin grid with a 16 inch x 2.5 inch hub. This Filbur circular spin grid is ideal for Diatomaceous Earth filter applications. This D.E. filter grid is built with a reinforced center core for additional durability and fray-preventing seams that are stitched with chemical resistant strings.
FC-9930 Spin Filter Round Grid Pool & Spa Filter specifications: