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Build an ultra efficient fridge

Build an ultra efficient fridge

Instructable on taking a regular refrigerator, and making it very efficient, by making use of the cold winter air. Got this idea while working on projects in my basement, got tired of going up and down the stairs, to get cold refreshing beverages.
Get the supplies for the fridge transformation. 4″ insulated duct tubing. (You can sometimes get this for really cheap at a used construction recycling center) 2, 4″ computer fans. (I pulled these out of old burned out computer power supplies) Silicone caulk. (local hardware or home improvement stores carry these) End wire caps (local hardware or home improvement stores carry these) Small piece of 4″ metal duct tubing. (local hardware or home improvement store carry these) House wiring 12 gauge. (I had some left over from other home projects, you can sometimes get this for really cheap at a used construction recycling center) Piece of plywood. (I had this left over from other home projects, you can sometimes get this for really cheap at a used construction recycling center) Dual outlet box. One 3-way switch. One home outlet. One outlet cover.

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