About Our Backflow Differential Pressure Gauge Calibrations

Water Specialties Company houses an advanced backflow test kit calibration and repair center. All calibrations and repairs are performed in-house at our Edison, NJ location. Every test kit is inspected, cleaned, and calibrated to factory standards to ensure a quality backflow preventer test.

A'la Carte Calibration Services

Select what you need by clicking the button below for details and then add what you need to your cart.

Test Inspection and Calibration^**

Select Replacement Parts

• Hose Filter and Gaskets
• Line Pressure Gauge
• Hose Sets

Select Shipping Options

• Ground
• Expedited

Select Repair Authorization Amount

• Pre-Approved Amounts up to $100 or Call for Authorization.

^**Test inspection is free with calibration and repair and only charged if a gauge cannot be repaired/calibrated.

Select Services