Replacement Cartridge for Penguin Mini, BIO-Wheel Mini & 100 Filters
Replacement Cartridge for Penguin 125 & 150 Filters
For fast cleanups and removal of microscopic particles. Reusable cartridge contains 320 sq inches of surface area. Fits all Magnums.
Black Diamond Premium Activated Carbon eliminates discoloration, odors, and impurities...and keeps on doing it long after other carbons quit. Heat-activated bituminous coal-based Black Diamond granules are spec...