The Filbur 31-23435 is a compatible replacement for the following water filters:
The Filbur 30" .35 Micron Pool and Spa Water Filter is a replacement water filter cartridge constructed with a 0.35 micron rating. This 0.35 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 30" .35 Micron Pool and Spa Water Filter specifications: