IF
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Revision as of 15:34, 15 May 2010 by Quatermass (talk | contribs) (Created page with ''''IF''' An acronym for 'Internal Filter'. A filter fitted within an aquarium for the purpose of mechanical, biological or chemical removal of undesired items. [[Category:…')
IF
An acronym for 'Internal Filter'.
A filter fitted within an aquarium for the purpose of mechanical, biological or chemical removal of undesired items.