Varec Biogas (Ovivo)
Varec Biogas (Ovivo) at Siewert Equipment
Reliable Biogas Safety, H₂S Removal & Gas Conditioning Solutions for Municipal and Industrial Facilities
Siewert Equipment proudly distributes Varec Biogas, a division of Ovivo, delivering industry-leading solutions for biogas safety, gas handling, and hydrogen sulfide (H₂S) removal. Varec Biogas products are engineered to meet the evolving needs of anaerobic digestion systems in municipal, agricultural, and industrial settings—ensuring safe operation, emissions control, and environmental compliance.
Whether you’re operating a wastewater treatment plant, landfill gas recovery site, or agricultural digester, Varec Biogas systems provide comprehensive protection from pressure buildup, moisture intrusion, corrosion, and flammable gas risks. With offerings ranging from flame arrestors and pressure/vacuum relief valves to H₂S scrubbers and drip traps, Siewert Equipment ensures your system stays safe, efficient, and code-compliant.
Backed by decades of safety innovation, the Varec Biogas product line combines robust design with easy maintenance and seamless system integration. And with local service and technical support from Siewert Equipment, you’re never on your own when it comes to optimizing your biogas operation.
Why Choose Varec Biogas?
- Proven Safety Performance – Installed globally with decades of operation in demanding environments
- Comprehensive Product Line – Flame arrestors, pressure relief valves, scrubbers, and accessories
- Low Maintenance Requirements – Built for long service life with minimal downtime
- Compliance-Ready Designs – Engineered to meet air permitting, fire code, and OSHA standards
- Reliable H₂S Scrubbing – Protects engines, flares, and pipelines from corrosive gas damage
- Seamless System Integration – Compatible with new or retrofit anaerobic digestion systems
- Service & Support in NY – Backed by Siewert Equipment’s in-house application engineers
- Moisture & Condensate Protection – Prevent system fouling and corrosion
- Trusted Brand Under Ovivo – Backed by a global leader in wastewater technologies
Industries Served by Varec Biogas
- Municipal Wastewater Treatment – Gas control and safety for digesters and flare systems
- Industrial Waste Treatment – Biogas handling from high-strength organic waste
- Landfill Gas Recovery – Methane capture, H₂S scrubbing, and pressure relief
- Agricultural Biogas – Dairy and food waste digesters requiring safe gas recovery
- Food & Beverage – Biogas collection and odor control from anaerobic processes
- Biosolids Management – Digester gas control in sludge treatment facilities
Varec Biogas Product Offerings
Biogas Safety & Handling
- Pressure/Vacuum Relief Valves – Prevent tank over-pressurization and vacuum collapse
- Flame Arrestors & Detonation Arrestors – Stop flame propagation at key points in the system
- Tank Manhole Covers – Secure tank access with built-in safety features
- Safety Selector Valves – Isolate and control gas flow during servicing or emergencies
H₂S Removal & Gas Conditioning
- H₂S Scrubbers – Remove corrosive hydrogen sulfide from biogas streams
- Activated Carbon Filters – Polish gas for odor and emissions control
- Gas Cleaners & Filters – Protect downstream equipment from particulates and moisture
Condensate Management
- Drip Traps – Collect and remove moisture from biogas piping
- Condensate Drains & Seal Pots – Safely manage trapped liquids and prevent re-entrainment
- Gaskets & Gas Seals – Maintain gas-tight performance at all fittings and joints
OEM Parts & Accessories
- Flame cell elements
- Gasket and seal kits
- Filter media and scrubber replacement packs
- Mounting hardware and instrumentation
History of Varec Biogas
Varec Biogas originated as part of the Varec Division of Westran Corporation, focusing on gas safety solutions for the growing wastewater treatment and landfill markets. Over the decades, Varec Biogas became a pioneer in biogas handling and conditioning technologies, setting the standard for flame arrestors, pressure relief systems, condensate management, and H₂S control.
In 2021, Varec Biogas joined Ovivo Inc., a global leader in water and wastewater technologies. This strategic move strengthened the brand’s global presence and integration with advanced treatment systems, while accelerating R&D for cleaner, safer, and more sustainable gas-handling solutions.
Today, Varec Biogas systems are installed around the world, known for their performance in harsh environments and ability to meet increasing regulatory demands for gas safety, emission reduction, and operator protection. Their partnership with Siewert Equipment allows facilities across Upstate New York to benefit from these technologies with local access, support, and service.
Your Local Varec Biogas Partner
Siewert Equipment is your distributor for Varec Biogas products across Upstate New York. We offer expert product selection, system layout assistance, and full startup, service, and support.
Territories Served:
- New York (serving all Upstate NY) through Siewert Equipment, with offices in Rochester, and Albany.
Whether you’re upgrading your H₂S scrubbing system or designing a safe, code-compliant biogas collection system, we’re here to help every step of the way.
Ready to Improve Biogas Safety & Performance?
Contact Siewert Equipment today to find the right Varec Biogas components for your application and ensure safe, efficient, and sustainable gas system operation.
FAQ: Varec Biogas Systems
What does a Varec Biogas flame arrestor do?
- It prevents flames from traveling through piping back to the digester or flare system, reducing fire and explosion risks.
Why is H₂S removal important in biogas systems?
- Hydrogen sulfide is corrosive and toxic; removing it protects engines, piping, and reduces odors and emissions.
Can Varec Biogas components be retrofitted into existing systems?
- Yes, Varec products are designed for easy integration into both new and existing anaerobic digestion systems.
How often should a drip trap be maintained?
- It depends on moisture levels, but regular inspection and draining are recommended to prevent system blockages.
Are Varec Biogas flame arrestors compliant with NFPA standards?
- Yes, they meet industry fire codes and are tested to prevent flame propagation
What sizes do pressure/vacuum relief valves come in?
- Varec offers a range of sizes from 2” to 12” and beyond, depending on system requirements.
How is H₂S removed in Varec Biogas scrubbers?
- Typically using iron sponge, activated carbon, or chemical media that reacts with H₂S to form stable compounds.
Does Siewert Equipment offer installation support?
- Yes, we assist with equipment selection, layout design, and on-site startup and maintenance.
What is the typical lifespan of Varec Biogas equipment?
- With proper maintenance, components often last 10+ years, especially in municipal installations.
Are Varec Biogas products suitable for landfill gas?
- Absolutely—many products are specifically designed for use in corrosive landfill environments.
Experts in Biogas Safety, Conditioning & H₂S Removal
Siewert Equipment is your trusted partner for Varec Biogas solutions across Upstate New York. We deliver industry-leading safety and gas conditioning equipment backed by local expertise and factory-authorized support.
Proudly serving municipal and industrial facilities with safe, efficient, and compliant biogas system solutions.
