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How to Make a PVC Water / Air / Vacuum Pump! : 8 Steps (with Pictures) - Instructables
Amazon.com: 2 Inch Suction Hose Pump kit, Includes 2" x 65' Blue PVC Backwash Hose & 2" x 20' Green PVC Suction Hose & Steel Round Hole Suction Strainer & Cam and
How to Make a PVC Hand Pump to Move Water, Compress Air, & Create Vacuum « Hacks, Mods & Circuitry :: Gadget Hacks | Diy water pump, Vacuum pump, Hand pump