Timberline’s Pneumatic Chemical Metering Pump was designed with the well pumper and the chemical man in mind. Each pump has a simple but rugged design that can be repaired in the field within minutes on the tailgate of a pickup truck. Standard features include 316 SST wetted parts, TFE o-rings in both checks, sealed lube system, and a timer/controller that will turn down to 3 strokes per minute. For chemical injection applications where a pneumatic pump is the right choice, the Timberline Pneumatic Chemical Metering Pump is the ideal pump to meet your needs.