The Filbur 31-23420 is a compatible replacement for the following water filters:
The Filbur 31-23420 30" 20 Micron Pool/Spa Filter is a replacement water filter cartridge constructed with a 20 micron rating. This 20 micron filter is used to purify the water in swimming pool and spa water. This pool water filter cartridge is constructed with pleated polyester media that is highly efficient at trapping contaminants. This pleated water filter is also manufactured with durable Plastisol end caps. In addition, this Filbur pool filter replacement can be cleaned and re-used.
Filbur 31-23420 30" 20 Micron Pool/Spa Filter specifications: