Call To Order: 877.234.PIPE

Xi1 Commercial & Industrial

A double wall positive pressure UL 103 HT and UL 2561 approved venting solution. The FIRST and only of its kind to ever be manufactured right here in New York.

No one knows America’s chimneys like Lifetime Chimney Supply. It’s our company mission to manufacture and supply the best commercial and industrial venting systems that are both safe and efficient for all your venting needs.


Call 877.234.PIPE (7473) or Email Us
For more information on our commercial grade products and services, call or email Lifetime Chimney Supply. We are here to answer all of your questions and provide you with the highest level of support for all of your commercial jobs and needs.

We also offer technical assistance for contractors and engineering firms which include design, draft and structural calculations that can solve any job-site issues.

Xi1 Commercial & Industrial

  • Up to 48” Diameter
  • Record Breaking Distance to Combustibles
  • 8 Lbs. Density Superwool (NonToxic)
  • 1400 °F Continuous Temperature
  • 2100 °F Intermittent Temperature
  • Huge Library of Approved Parts
  • Fastest Fabrication Time In The Industry
  • Strongest Approved Supports Proven
  • Mill Certified 304/316 Steel Grades
  • Free Job Site Delivery
  • 25 Year Warranty




Liftime Loyalty - As True As Steel

Our customers remain loyal because we craft the highest quality
stainless steel chimney liners while offering unrivaled
customer service for the best buying experience.