UL and ULC Listed Exhaust System InnoFlue Polypropylene Vent Systems

Evaluated to UL1738 and ULCS636 by ICC, InnoFlue Polypropylene Vent Systems and Accessories are your high-efficiency venting solution for boilers, water heaters, and furnaces.

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InnoFlue Polypropylene Vent Systems
Ventilation Air Excellent

Precise air management has arrived. Engineer accurate air supply and return with Air Excellent.

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Air Excellent
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!
UL and ULC Listed Exhaust System InnoFlue Polypropylene Vent Systems
Ventilation Air Excellent
Easily vent a bank of inline units! Learn to Common Vent!
Learn to Common Vent!

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Whether you’re ready to place an order or just exploring how Centrotherm can help with safe flue gas venting and clean air ventilation, we’d be happy to guide you. Get in touch and we’ll get back to y

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Important Info!

Safe and Reliable Vent Pipe Solutions for Flue Gas

Why Choose Centrotherm Vent Systems?

Industry Expertise and Innovation

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.

Our expert team of engineers and product developers bring decades of experience to every design, delivering industry-leading polypropylene pipe and polypropylene pipe fittings for residential and commercial applications.

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 in flue gas venting systems.

Industry-Leading Polypropylene Pipe and Fittings

Advanced Polypropylene Solutions

Manufactured from environmentally friendly materials, our polypropylene pipe (pp pipe) and polypropylene pipe fittings offer enhanced performance properties and significant safety margins.

We provide a comprehensive product line, including:

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

Proven Innovation

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

Commitment to Safety and Innovation

At Centrotherm Eco Systems, we focus on customer needs while maintaining our leadership in safe flue gas venting and polypropylene vent pipe technology. Our solutions are designed to perform reliably, reduce risk, and provide peace of mind for residential and commercial projects.

Contact Us for Expert Vent Pipe Solutions

Whether you are installing a new system or upgrading an existing one, Centrotherm provides safe, reliable, and efficient vent pipe solutions. With decades of experience and a complete range of polypropylene pipe and polypropylene pipe fittings, we ensure performance, safety, and support every step of the way.