• Swimquip center port
• Diatomaceous Earth filter grid
• Reinforced center core
• Part number: Swimquip 18X22 R / Filbur FC-9865
• Dimensions: 18” x 22”

The Swimquip 18X22 R Compatible Pool & Spa Filter, also known as the Filbur FC-9865, is a replacement grid spa and pool filter cartridge. This spa filter replaces the Unicel FG-3022.

The compatible Swimquip 18X22 R from Filbur designed to measure up to OEM standards, so no need for pad filter adapters. This pool filter is suitable for Diatomaceous Earth filter applications. This Swimquip has long lasting welded seams, and filter media which resists fraying, unraveling and won’t react to the chemicals in your pool or spa. This swimming pool filter also benefits from a center port with a reinforced center core for increased durability throughout operation.