ARO 66605J-3EB Polypropylene Santoprene Multiport Double Diaphragm Pump, 13 gpm $700.99 Country/Region of Manufacture China UPC 0663023086033 Brand ARO Body Material Polypropylene Power Source Pneumatic Maximum Flow Rate 13 gpm MPN 66605J3EB Diaphragm Pump Type Double Diaphragm Pump Maximum Pressure 100 psi condition New Maximum flow -13 GPM1/2" NPT fluid connectionsPolypropylene fluid caps and single piece manifoldsPolypropylene seats, santoprene balls and diaphragms