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PMC offers free calibration up to $100 on any new PMC product purchased that is $300 or more. Enter code "CALIBRATIONNOW" at checkout, mention it within your request for calibration quote or email sales@processmeasurementco.com.

Mid-West Instrument

For the past 30 years, Mid-West Instrument has been producing Quality Backflow Testers. Our Model 830 has been the benchmark of the industry for decades. Constant input from field testers led to refinements such as inline filters, laminated test procedures, removable lids, soft seated needle valves & line pressure gauges.

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