Field Services

Maximize Uptime with Expert On-Site Valve Maintenance, Testing and Repair
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On-Site Service
and Support

Porterville PRD’s industry-leading, factory-trained service teams provide expert on-site maintenance, testing and repair services, ensuring all the products we sell perform in the field as designed.

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Valve System Expertise,
Anytime You Need It

Our field service teams deliver around-the-clock emergency support and rapid turnaround times, minimizing downtime and ensuring compliance for even the most demanding industrial environments. With an average of 20+ years of experience, our technicians are equipped to handle complex valve repair and testing, keeping your operations running efficiently.

Our Certifications

Porterville PRD’s field services are National Board of Boiler and Pressure Vessel Inspectors (NBBI) certified and in compliance with the American Society of Mechanical Engineers (ASME) standards. Our commitment to quality ensures valve repair, testing and maintenance services you can count on.

Three white logos on a black background: the ASME stamp on the left, a square with "VR" and registered trademark symbol in the center, and a square with "T/o" on the right.

Field Services We Offer

For pressure relief valves to safety valves, our expert on-site services keep your critical systems running at peak performance.

Pressure Valve Repair

We repair and test pressure relief valves on-site to ensure compliance, reliability and uninterrupted performance, reducing downtime and keeping operations running safely.

Tank Vent Repair

Our technicians restore thermally protected tank vent valves to proper function, preventing costly failures and ensuring compliance with safety and environmental standards.

Control Valve Repair

We provide expert control valve repair and calibration, restoring flow control accuracy and optimizing system efficiency without causing operational delays.

Motor Operator Repair

Our field experts diagnose and repair motor-operated valves to maintain smooth automation, extend equipment lifespan and improve overall system reliability.

Line Valve Repair

We repair and maintain line valves, including knife gate and rotary valves, ensuring safe, efficient operation and minimizing unexpected disruptions.

Pressure Seal Valve Repair

Our specialized field teams repair and maintain pressure seal valves, restoring their integrity to withstand extreme pressure and high-temperature environments.

PVT Safety Valve Online Testing

We use Ventil PreVenTest LTC for on-site PVT safety valve calibration, ensuring accurate, repeatable results with no process interruptions. Test data is securely stored in ValvHistory™ for easy access.

Mobile Machine Shop

Our mobile service units are equipped with specialized machining tools, providing on-site field machining, repair and preventative maintenance that eliminates the need for off-site servicing.

FAST Centers

Our Farris Authorized Service Team Centers offer fast, local valve testing and repair, ensuring your pressure relief devices remain compliant and fully operational when you need them most.

GARD Centers

Our Groth GARD Centers keep extensive inventories of parts, allowing for quick, reliable maintenance and repair of pressure relief devices to prevent downtime and protect your critical equipment.

DynaFlo Certified Service Centers

As a DynaFlo Certified Service Center, we restore control valves from all major manufacturers to OEM specs, ensuring precision, reliability and long-term performance for your operations.

Trusted Brands We Represent

We are a factory authorized manufacturer representative for a comprehensive line of industrial valves and instrumentation products.

nVent logo Farris logo Dyna-Flow logo CDC logo Groth logo VTI logo Trueline logo Schuf logo SAMBO logo Aquatrol logo

How Can We Serve You?

Let us help you minimize downtime and maximize safety in your operations. Contact us today for a custom quote that ensures your projects stay on track and within budget.