Posts Tagged ‘mechanical filtration’

Write-Up Wednesday: Filter Socks

A filter sock is a form of mechanical filtration whose purpose is to trap large particles flowing through it. The sock will usually be labeled for the smallest size particle that it will trap e.g. a 200 micron sock will …

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Write-Up Wednesday: Undergravel Filters

An undergravel filter consists of a plastic plate with small slits that sits under the gravel (crushed coral is often used in saltwater tanks) and water is pulled through the plate by either an air stone or powerhead. The idea …

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