Fluval Underwater Filter Stage 2 Polyester/Carbon Cartridges, U4 Filter Cartridge (2 Pack) Dog Water Safety Rafts Designed and recommended by vets

Designed and recommended by vets for dogs with skin and food sensitivities

Cascade 100: 100 GPH (20 Gallon Aquariums)

Mounting options: free standing or wall mounted

and we've done an amazing job on this product

Fluval Underwater Filter Stage 2 Polyester/Carbon Cartridges, U4 Filter Cartridge (2 Pack) Dog Water Safety Rafts Designed and recommended by vetsFluval U Series Filter Poly Carbon Cartridges have two sides for the most effective filtration. The U Series Cartridges is a polyester filter pad which filters out fine debris and contaminants and a carbon side which filters out harmful liquid substances, colorants and odors. Stage 2 Poly Carbon replacement cartridge Improves water clarity, traps debris and removes odor from aquarium water Dual sided cartridges provide more effective filtration Oops,