Fluval U1 Underwater Filter fx4 fx5 fx6 media basket Fluval C4 Foam Pad is

Fluval C4 Foam Pad is highly porous

Five adjustable color channels

CREATES A WARMER DAYLIGHT EFFECT: Use on channel 1 for a warmer daylight effect in your aquarium

8’ (3 m) cord

Nitrite Resin infused Pads perform double duty as both an effective mechanical and chemical media

Fluval U1 Underwater Filter fx4 fx5 fx6 media basket Fluval C4 Foam Pad isOffering outstanding 3 stage filtration, increased water movement and vital aeration, Fluval U Series internal filters are the perfect solution where external filtration is not possible. New Sleek Design New Easy Grip Water Control Paddle New Redesigned Media Cartridge Traps more debris Designed for aquariums up to 55 L (15 US Gal) Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums Position horizontally for