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Fluval G3 Mechanical Pre-Filter Cartridge, 2 Pack
Designed to trap suspended debris in fresh or marine aquariums (mechanical filter media).
No-bypass structure captures and traps debris until cartridge is removed and rinsed.
Helps remove the accumulation of waste and debris.
Promotes improved chemical and biological filtration efficiency.
Helps prevent water from becoming dirty or cloudy and helps eliminate harmful ammonia buildup.
The Fluval G Mechanical Pre-filters are daily use cartridges for the Fluval G3 Advanced Filter and will trap suspended debris for effective mechanical filtration in fresh or marine applications. Designed as a no by-pass system, debris remains caught between each pleat until it is removed and rinsed. For extended use it is recommended the cartridge is cleaned at least every 2-3 weeks.