Product Approvals


InnoFlue® is approved by more heating equipment manufacturer’s and stocked by more wholesalers than any other polypropylene vent system in North America today! Why do original equipment manufacturer’s, wholesalers, contractors and inspectors make InnoFlue the industry leading polymeric flue system?

  • InnoFlue® is the only polymeric vent system listed to the U.S. vent safety standard, UL-1738.
  • InnoFlue® is listed to the Canadian vent safety standard, ULC-S636.
  • Most comprehensive product line available. Available in single wall, flex and concentric configurations. Custom parts made to order.
  • Listed for sustained flue gas temperature of 230°F (110°C) and warranted to 248°F (120°C)
  • Zero clearance to combustibles.
  • Gasketed connections allow for fast, adhesive free installation.

To view a list of approved manufacturers click here. For stocking wholesale/distributors in your area, please submit the information requested below.