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The Filbur FC-3810 Is the replacement filter for the Unicel C-4605 R.
Guaranteed to fit or your money back!
The Unicel C-4605 Comp. Pool & Spa Water Filter increases water clarity and quality in swimming pools and spas. This pool filter cartridge features sharp pleat folds and 6 sq. ft. of media that traps contaminants effectively. This compatible Unicel pool filter, also known as the Filbur FC-3810, measures 4 5/8" x 8" with 2 3/8" Open top and bottom styles.