This Ingersoll Rand Air-Operated Double Diaphragm Pump delivers maximized flow rates with minimized pulsation and air consumption. Environmentally sound with bolted construction to provide maximum chemical and leak resistance. Ideal for pumping antifreeze, detergents, windshield washer fluids and other typical fluids. Rated at 5.3 gal. Per minute Durable polypropylene construction with bolted construction is environmentally sound. Product Series Compact Series. Material – Diaphragm Santoprene. Application Air Operated Pump. Inlet/Outlet Connection Type NPT/BSP. Inlet Size 1/4 in. Material – Housing Polypropylene. Material – Seats Polypropylene. Max Flow 5.3 gpm (20.1 lpm). Max Fluid Pressure 125 psi (8.6 bar). Max Temperature 175°F (79.4°C). Noise Level 62.3 dB(A). Air Inlet Pressure Range 10 – 125 psi 0.69. Material – Check Valve Santropene. Material – Hardware Stainless Steel. PD01P-HPS-PTT-A ID Model: 670146-A.