Comments on: How deep should water be on elbow of undergravel filtration system in fish tank? http://bestwaterfilters.info/how-deep-should-water-be-on-elbow-of-undergravel-filtration-system-in-fish-tank.htm Drinking Quality Water, Water Filtration Questions & Answers Wed, 08 Sep 2010 06:04:12 +0000 http://wordpress.org/?v=2.9.2 hourly 1 By: BIGgourami http://bestwaterfilters.info/how-deep-should-water-be-on-elbow-of-undergravel-filtration-system-in-fish-tank.htm/comment-page-1#comment-25 BIGgourami Sat, 27 Jun 2009 01:17:11 +0000 http://www.bestwaterfilters.info/how-deep-should-water-be-on-elbow-of-undergravel-filtration-system-in-fish-tank#comment-25 i usually keep them about 1'' below the surface, but a powerhead operated RUGF (reverse under-gravel filter) with a good HOB or canister filter would work much better.. then again so would a non-hexagonal tank i usually keep them about 1'' below the surface, but a powerhead operated RUGF (reverse under-gravel filter) with a good HOB or canister filter would work much better..

then again so would a non-hexagonal tank

]]> By: Roberto G http://bestwaterfilters.info/how-deep-should-water-be-on-elbow-of-undergravel-filtration-system-in-fish-tank.htm/comment-page-1#comment-26 Roberto G Sat, 27 Jun 2009 01:17:11 +0000 http://www.bestwaterfilters.info/how-deep-should-water-be-on-elbow-of-undergravel-filtration-system-in-fish-tank#comment-26 To properly aerate or move the surface of your tank's water, the elbow of an undergravel filter should be JUST BELOW the surface of the water so the water-bubble stream that exit the elbow just skim the water's surface. To properly aerate or move the surface of your tank's water, the elbow of an undergravel filter should be JUST BELOW the surface of the water so the water-bubble stream that exit the elbow just skim the water's surface.

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