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InnoFlue® Lite Safe, Cost-Effective Flue Gas Venting!

InnoFlue® Lite delivers safe, lightweight, recyclable flue gas venting, rated up to 230°F. With easier installation, reduced SKUs, and a 10-year warranty. Taking orders now with shipping starting September 15th.

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Safe, Cost-Effective Flue Gas Venting!
Easily Neutralize Acidic Condensates AcidiRID!

Introducing AcidiRID Condensate Nuetralizers - Our new solution for helping to mitigate corrosive condensates produced by your heating system.  AcidiRID V, XL, Xp, XV are all sized to match the capacity of the heating unit and install in seconds.

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AcidiRID!
Easily vent a bank of inline units! Learn to Common Vent!

Common Venting with Centrotherm InnoFlue is the easiest way to vent a bank of inline units. Use our handy BOM tool to ID your Common Venting components and vent safely.

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Learn to Common Vent!
InnoFlue® Lite Safe, Cost-Effective Flue Gas Venting!
Easily Neutralize Acidic Condensates AcidiRID!
Easily vent a bank of inline units! Learn to Common Vent!
Learn to Common Vent!

Find a Local Rep!

Centrotherm's network of manufacturer's representatives are your local resource for all things HVAC. Get in touch with someone in your area here.

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Important Info!

OEM Approval Matrix

OEM Approval Matrix

Sorted by manufacturer, consult this document to find the proper adaptor for your water heater, furnace or boiler.

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Quick Guides

Quick Guides

Download these handy PDFs and get started installing InnoFlue quickly and correctly.

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Videos

Videos

Learn how to install InnoFlue safely & quickly with training videos, tutorials & tips & tricks videos.

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Safe and Reliable Vent Pipe Solutions.

Industry-leading polypropylene pipe and polypropylene pipe fittings.

Centrotherm is a trusted specialist in safe flue gas venting, producing InnoFlue® polypropylene vent systems and accessories. For over 15 years, our products have been installed in millions of homes across North America, Europe and Asia, providing proven performance , safety and reliability. 

Engineered for safety, tested for performance.

Our vent pipe solutions are tested and listed to ul 1738 and engineered specifically for their intended applications. Backed by decades of successful installations, Centrotherm products deliver the highest levels of safety and efficiency.

Why choose Centrothem Vent Systems?

  •  Expert Team: Our engineers and product developers bring vast industry experience to every design.
  • Innovation Leader: We have achieved numerous industry firsts, including: 
    • ULC-S636 and UL 1738 listed vent systems
    • ISO 9001:2015 certificate for manufacturing excellence 
    • North American extrusion of polypropylene vent systems
    • 1/4" per foot pitch and 10' effective vent lengths
    • Industry-leading commercial polypropylene products
  • Training and Support: We prioritize training and customer support to ensure safe, effective installations. 

Advanced polypropylene pipe and fittings.

Manufactured from environmentally friendly polypropylene, our polypropylene pipe and polypropylene pipe fittings offer enhanced performance properties and significant safety margins. We offer a comprehensive product line including: 

  • Test and inspection ports
  • Condensate drains and siphons 
  • Flue collar adaptors 
  • Technical support and marketing resources 

Committed to safety and innovation.

At Centrotherm Eco Systems, relentless attention to customer needs drives our position as the innovation and safety leader in gas venting and combustion air technology. Our products are designed to perform reliably, reduce risk and provide peace of mind for residential and commercial applications. 

Contact us for expert vent pipe solutions.

Whether you're installing new systems or upgrading existing ones, Centrotherm provides safe, reliable and efficient vent pipe solutions, polypropylene pipe and polypropylene pipe fittings backed by decades of experience.