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Internal Filters

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Marina i25 Internal Filter - 25L

$22.95 $19.88

Marina i25 Internal Filter - 25L The Marina i25 is a compact yet powerful internal filter for use with Marina goldfish aquariums or any other goldfish or tropical tank up to 25 liters (6.6 US gallons). It effectively filters water through 3 stages of...

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Marina i25 Internal Filter Refill Cartridge (2pk)

$9.95 $7.88

Marina i25 Internal Filter Refill Cartridge (2pk)   The Marina i25 Replacement Power Cartridge is made specifically to fit inside the Marina i25 internal filter. The outside of the power cartridge features polyester foam to trap fine particles;...