A cast iron diaphragm pump excels at removing muddy water from construction pits. The solids handling ability of a cast iron diaphragm pump allows passage of small stones. Unlike a centrifugal pump, a cast iron diaphragm pump does not clog easily.

The suction strainer on a cast iron diaphragm pump keeps out large debris. When the pit is deep, a cast iron diaphragm pump can be placed remotely. The air consumption of a cast iron diaphragm pump is moderate compared to its output.

A 2‑inch cast iron diaphragm pump can pump 100 gallons per minute at low head. The rubber diaphragm in a cast iron diaphragm pump flexes without fatigue. For freezing weather, the cast iron diaphragm pump’s thick casting resists cracking.

After a storm, a cast iron diaphragm pump quickly empties flooded basements. The portability of a cast iron diaphragm pump allows moving it with a small excavator. Many rental yards offer a cast iron diaphragm pump for contractors.

The simple design of a cast iron diaphragm pump means fewer parts to break. Changing the outlet manifold on a cast iron diaphragm pump adapts it to hoses. A cast iron diaphragm pump can run dry for hours while you reposition the suction line.

The quiet operation of a cast iron diaphragm pump disturbs few neighbors on urban sites. When used with a silencer, a cast iron diaphragm pump meets noise ordinances. For tunneling, a cast iron diaphragm pump handles the high water inflow. Thus, the cast iron diaphragm pump is a trusted tool for civil contractors.