Onit Energy Solutions
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Vapor Combustion Units

Enclosed Combustion for Oilfield Vapor Control and Minimal Emissions

Vapor combustion units provide an enclosed solution for burning hydrocarbon vapors from oil and gas production sites.

Onit Energy Solutions designs, builds, services, and upgrades vapor combustion units for operators throughout West Texas, the Permian Basin, and Southeast New Mexico. Our systems are built to support cleaner combustion, reliable operation, and practical field service.

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Built for Reliable Vapor Control & Environmental Protection

A vapor combustion unit works much like an enclosed flare, burning gas inside a combustion chamber instead of exposing the flame through an open flare tip.

VCUs are often used for lower-volume vapor streams, tank battery applications, and facilities where visible flame, smoke, noise, radiant heat, or nearby development create additional operational concerns.

Our vapor combustion unit capabilities include

  • New VCU manufacturing
  • Custom VCU sizing
  • Burner design and support
  • Pilot and ignition support
  • Flame monitoring
  • High destruction efficiency when properly sized, installed, and operated
  • Stainless steel construction and H2S-compatible options
  • Dedicated emissions testing ports
  • Automatic ignition with continuous pilot monitoring
  • Emergency shutdown capability
  • Burner management system integration
  • Service and repair
  • Preventive maintenance
  • Retrofits and upgrades

Technical Specifications Available

Onit provides VCU specifications and sizing support based on anticipated flow, turndown requirements, gas quality, regulatory constraints, and site conditions. Final VCU selection and sizing are confirmed by Onit Energy Solutions before fabrication.

Supporting Emissions Compliance and Reliable Operation

Enclosed combustion systems designed to control and combust hydrocarbon vapors from production facilities and tank batteries.

Onit helps evaluate factors such as vapor flow, burner performance, pilot reliability, flame monitoring, airflow, data logging, and nuisance impacts such as visible emissions, noise, and radiant heat. Our goal is to help your system burn cleanly, operate safely, and support current emissions expectations.

Field Services that Support Your Operation

A vapor combustion unit is only valuable if it performs reliably in the field.

Onit Energy Solutions provides service, repair, maintenance, and retrofit support for vapor combustion units used in oil and gas operations. Whether you need a new VCU, troubleshooting for an existing system, or upgrades to improve combustion performance, our team is ready to help.

VCUs for Low-Emission Permian Operations

Onit Energy Solutions provides vapor combustion units and field support throughout West Texas, the Permian Basin, Southeast New Mexico, and surrounding oil and gas regions.


Contact us to discuss your needs or request a quote.

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