Smith Precision Products Company has been manufacturing liquefied gas pumps since 1938, being the first company to manufacture positive displacement pumps specifically for liquefied gases. Our product range includes pumps, strainers, bypass valves, and flexible drive couplings for a wide array of liquids including LPG, NH3, and LCO2 to name a few. Please contact C.J. Smith at 805-498-6616 or email [email protected]​