this is a tutorial for converting the red fire extinguishers into paint sprayers, that we think is clear enough for anyone to be able to do. some artists consider these the “wrong” ones because they don’t have a valve stem built in, but you can drill a hole and install a valve. they’re the most readily available ones to find, you see them everywhere once you start paying attention. the red ones are usually smaller, so they hold less paint mixture, but are easier to handle if walking around and using public transport. if anything in the guide isn’t clear, you can also compare youtube videos that show how to convert a fire extinguisher into a water gun, how to recharge a fire extinguisher, or how to install a bolt on valve stem.
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