Fluval Water Conditioner, Features: Reduces Stress for Fish, Complete tap water conditioner, Neutralizes metal toxins, Improves aquatic environments for tropical fish, Application: Adding new water, Water changes,
FLUVAL U2 Poly/Carbon Cartridge, 2 Pack, Cartridge has two sides that combine to provide thorough and effective chemical filtration, the crucial second stage in the filtration process. The polyester filter pad side