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Under $1 filter replacement for AquaTech WM aquarium filter
Yard Sale Dale
DIY Roomba filters
Replacement fish filter for less then 15 cents each
DIY Replacement AIR Filters
How to make a cheap Cascade 80 fish filter for your fishy friends
$1 Water Filter in a Bottle
Homemade Air Purifier & Cat Litter Box Air Filter
Cheap HEPA air filter
11 Unusual Uses for Coffee Filters
How to Build a Countertop Drinking Water Filter to Remove Fluoride or Chlorine
Posted:Mar 7, 2009
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