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The Filbur 11-23420 is a compatible replacement for the following filter cartridges:
The Filbur 11-23420 20 Micron Pool & Spa Filter is a replacement water filter cartridge with a 20 micron rating. This 20 micron filter is manufactured with pleated polyester media to trap particulates and improve water quality in your pool/spa. The Plastisol end caps of this Filbur spa filter are strong and durable. This Filbur pool filter promotes water flow through a lack of surface blinding.
Filbur 11-23420 20 Micron Pool & Spa Filter specifications: