Fluval U2 - Internal Filter Fertilizers Reagent B - 12g

Reagent B - 12g

Ideal for use when water changes are performed as a prophylactic treatment

the general hardness (GH) and carbonate hardness (KH) of aquarium water should match their natural habitat

75″ W x 20

Fluval U2 - Internal Filter Fertilizers Reagent B - 12gFeatures Designed for aquariums up to 30 US Gal 110 L Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums Position horizontally for shallow tanks, larger tanks with low water levels, or to create a decorative waterfall feature Position vertically against aquarium wall to create currents or customized flow patterns Convenient flip top lid allows for quick and easy access to filter cartridge for maintenance or