How To Build a Aquarium Cooling Fan.3GP. This is a cheap way to build your own Aquarium Cooling fan you can save even more money if you can take a fan from an old computer or something else that has a fan in it and even save more by finding a old 12v adapter.
Cost is a little under $10 if you can not salvage any parts from anywhere.
New Fan $4.95 or take 1 out of a old dead computer or something with a fan.
New mount$1.00 or find a old tank part
New 12v adapter$3.50 or find some kind of old phone charger
Tags: How To Build a Aquarium Cooling Fan.3GP, DIY, Do it yourself, how to, aquarium cooling fan, fan