You will only need a few materials for making waste oil heater with electric water heater. The most important materials you need to start this DIY project are tubes; these are what will be used to carry waste oil. This waste oil heater is capable of burning waste veggie oil and even waste motor oil.
You might have never thought that a thing this simple can work efficiently in burning processed fuels. Be sure to use steel tubing for air supply and copper for the fuel line.
The waste oil heater with electric water heater is a fantastic project that every DIYer should try.
Image source: Kevin Rushing
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