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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Dose daily for 7 days
Versatile accessories
Good colonisation conditions for bacteria cultures
Replacement UV are available here
Marina i25 Internal Filter (25L, 100L/h) Biological Dose daily for 7 daysMarina i25 is a compact yet powerful internal filter that easily installs into any tank up to 25L using secure suction cups (included). The i25 comes complete with a specially designed Power Cartridge that provides effective 3 stage filtration mechanical, chemical and biological. Unfiltered water enters the centre of the cartridge and flows through the zeolite chamber, where toxic ammonia is removed. The water then enters the second chamber, which
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