Marineland Rite-Size B Cartridge

Marineland Bio-Wheel Penguin Power Filter Cartridges are designed to meet the absolute highest standards of water purification performance and operational ease. Rite-Size B carbon cartridges provide superior mechanical and chemical filtration for crystal clear, clean water. Replacement filter cartridges for Penguin Power Filters Preassembled cartridge slides easily into place Provides mechanical and chemical water filtration The cartridge mechanically filters water through a pad of double thick polyfiber. Debris and waste particles are trapped, and water is chemically filtered through Marinelands Black Diamond Premium Activated Carbon.For best results, change cartridge every 2-4 weeks.Fits: Marineland Penguin 110B, 125B and 150B Power Filters.Dimensions: 5.8"L x 4.4"WPlacement: Black plastic side faces front of filter, blue side faces back.