Steps and the construction of a low-cost cooling system for your aquarium. Peltier cooling for the aquarium cost $ 300-350 and are very inefficient at 5 to 10%. The cooling will cost about $ 40 and is as efficient as the freezer. Items needed: 1 - temperature controller with a cooling relay. (Got mine from Ebay users quality_link2000 Search "aquarium temperature controller") 2 - Small pump (from a small fountain, Ebay (Search 190,425,388,193 (DC Submersible Water Fountain PondPumping). Or something like that these items 170521895519, 250677267966 or solar pump), ...). 3 to 1 / 4 inch plastic pipe, about 12 meters. (Home Depot, RONA ...) 4 - boxes of polystyrene (coolbox for camping, at Canadian Tire, RONA, Home Depot ...) 5 to 1 box of plastic to retain water, which is part of the radiator (dollars) store. . 6-1 plastic box for ice, which fits in n. 5. (From the dollar store) 7 - copper tube 1 / 4 inches, about 10 meters. Rona, Home Depot ... ***************** Note: Be careful about using theCopper tube. Check the pH of your aquarium, such as copper mine leach into the water and kill your fish. You can simply wrap the plastic tube in the radiator, as I rolled copper. The heat transfer will take longer, but better safe than sorry. Alternatively, use stainless steel or plastic pipe instead of copper thin. Promo Blue Watch Band Shindaiwa Leaf Blower Sale Off Stairmaster 7000pt Top Quality
