The Filbur FC-9870 is a compatible replacement for the following filter grids:
The Filbur FC-9870 Swimquip Pool & Spa Filter is a replacement filter grid ideal for Diatomaceous Earth filter applications. This compatible Swimquip offset port features a durable reinforced center core. This pool filter also boasts seams that are welded to prevent fraying and heavy duty, chemical resistant string. In addition, this spa filter includes proprietary grid cloth that is long lasting.
Filbur FC-9870 Swimquip Pool & Spa Filter specifications: