DuraVent 15' Flex Pipe Length DuraFlex 316 Stainless Steel Basic Kit

The DuraVent 15' DuraFlex 316 Stainless Steel Basic Kit is a premium flexible chimney liner kit designed for dependable masonry chimney relining and superior venting performance. Constructed from highly corrosion-resistant 316 stainless steel, this 15-foot chimney liner kit is ideal for wood-burning fireplaces, wood stoves, non-condensing gas appliances, oil-fired systems, and coal-burning appliances. Its lightweight, flexible design allows for easier installation in chimneys with minimal offsets while providing reliable draft and efficient flue gas flow. The DuraFlex 316 system is UL 1777 and ULC S635 listed, ensuring safe, code-compliant performance for residential and commercial chimney restoration.

Engineered for harsh venting environments, the DuraFlex 316 stainless steel chimney liner offers enhanced protection against corrosive combustion byproducts, making it especially suitable for coal-fired appliances and sulfur-rich fuel applications. This 15-foot flexible chimney liner kit improves chimney efficiency, protects masonry flues, and supports long-term heating system performance. Backed by DuraVent’s trusted engineering, it provides a durable, professional-grade solution for fireplace inserts, furnaces, boilers, and wood stove chimney liner installations.

Features

• DuraVent 15' DuraFlex 316 Stainless Steel Basic Kit: Complete 15-foot flexible chimney liner kit designed for professional masonry chimney relining and high-performance venting applications.
• Premium 316 Stainless Steel Construction: Built from 316 stainless steel for superior corrosion resistance, making it ideal for demanding chimney environments and long-term durability.
• Available in Multiple Diameters: Offered in 3" to 8" diameter sizes to fit a wide range of wood stoves, fireplaces, fireplace inserts, furnaces, boilers, and oil heating appliances.
• Multiple Flex Length Options: Available in 15', 20', 25', 30', and 35' lengths to accommodate various chimney heights and installation requirements.
• Flexible Chimney Liner Design: The stainless steel flex liner easily adapts to masonry chimneys with minimal offsets for faster, easier installation.
• Compatible with Solid Fuel, Gas & Oil Appliances: Designed for solid-fuel, non-condensing gas, and oil-fired heating systems, providing a versatile chimney venting solution.
• Enhanced Corrosion Protection: The 316 stainless steel chimney liner offers additional resistance against corrosive flue gases, making it suitable for coal-burning applications where greater protection is needed.
• Improves Chimney Draft & Efficiency: Helps restore aging masonry chimneys, improve flue gas flow, and enhance overall heating system performance.
• UL Listed Chimney Liner Kit: Part of the trusted DuraVent DuraFlex 316 series, UL 1777 and ULC S635 listed for safe and code-compliant chimney relining installations.

Specifications

Downloads

• Product Catalog
• Instruction Manual