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Pressure Relief Valve Assembly and Services Pressure Relief Valve Assembly and Services
Our customers count on our National Board certifications to satisfy their local and company insurance requirements.

Our customers count on our National Board certifications to satisfy their local and company insurance requirements.

We are an ASME Certified OEM assembler and National Board Certified test and repair facility.

Control Southern Mechanical Services is fully certified by the National Board of Boiler & Pressure Vessel Inspections and is authorized to apply “VR” stamps, and by The American Society of Mechanical Engineers to certify section I - “V”, and Section 8 - “UV” valves. 


Large Direct Spring Pressure Relief Valve Liquid Testing
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Pilot PRV Set & Test
Certified VR Repair
Certified V and UV
Expansive PRV In-stock Inventory
At Control Southern, we have the right technology, consultants, and expertise to help you create the right solutions!
Connect with an expert.
(770) 495-3100
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Utilize 24/7 asset management and repair services for all brands
Choose shop or on-site repairs
Access online records for government reporting and re-certification