DuraVent 35' Flex Pipe Length DuraFlex 316 Stainless Steel Tee Kit
The DuraVent 35' DuraFlex 316 Stainless Steel Tee Kit is a premium flexible chimney liner kit designed for efficient masonry chimney relining and long-lasting venting performance. Built from highly corrosion-resistant 316 stainless steel, this 35-foot chimney liner tee kit is ideal for wood stoves, fireplace inserts, solid-fuel appliances, non-condensing gas appliances, oil-fired systems, and coal-burning applications. Its flexible design simplifies installation through chimneys with offsets while maintaining excellent flue gas flow, chimney draft, and appliance efficiency. The included stainless steel tee provides a secure appliance connection and convenient cleanout access. The system is UL 1777 and ULC S635 listed for dependable, code-compliant installations.
Engineered for durability and professional performance, the DuraVent DuraFlex 316 stainless steel chimney liner tee kit helps protect masonry chimneys from heat, moisture, and corrosive combustion byproducts. This 35-foot flexible chimney liner is ideal for chimney restoration, fireplace insert installations, and chimney liner replacement projects, improving both venting safety and heating efficiency. Backed by DuraVent’s trusted venting technology, it delivers a reliable solution for residential and commercial chimney systems requiring superior corrosion resistance and long-term performance.
Features
Specifications
| Model |
Size |
Flex Length |
| 3DF316-35KT |
3" I.D |
35 ft. |
| 4DF316-35KT |
4" I.D |
35 ft. |
| 5DF316-35KT |
5" I.D |
35 ft. |
| 55DF316-35KT |
5.5" I.D |
35 ft. |
| 6DF316-35KT |
6" I.D |
35 ft. |
| 7DF316-35KT |
7" I.D |
35 ft. |
| 8DF316-35KT |
8" I.D |
35 ft. |
| Materials |
316 Stainless Steel |
| Construction |
Single-Wall |
| Clearance |
0” clearance for gas, oil, and pellet applications. |
| Clearance |
1” clearance to masonry for wood-burning |
| Listings |
Listed to UL 1777 and ULC S635 (MH45609). |
| Warranty |
Limited-lifetime warranty |
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