The most expensive parts of a water pump, or DIY Super Soaker, are usually the check valves. In this project, we're making some from scratch, for as little as $0.35 each. Subscribe for new ...
263 viewsIn this project you'll learn how to make a customizable PVC hand pump that will create vacuum suction, pump water, or compress air. A pre-requisite to making the pump will be 2 homemade ch...
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