Reliable polypropylene air center section combined with non-metallic clamped casing materials ensures maximum chemical compatibility. Available in a variety of materials and options. 1/2″ Heavy Duty Clamped Style Pump1/2″ Heavy Duty Bolted Style Solids Handling Pump1/2″ Heavy Duty Bolted Style Pump1/2″ Heavy Duty Bolted Style Drum PumpSuitable for clean fluids, slurries or up to 1/8” solidsHeavy Duty Air ValveNon-metallic Wetted ComponentsMuffler Included