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Spring Sale 4" Duraflex 316 Basic Kit With 25' Stainless Steel Flexible Chimney Liner - 4df316-25k For Office [hperHn7G]

$71.99 $230.99 -69%

4" DuraFlex 316 Basic Kit for Chimney Liner Introducing the 4" DuraFlex 316 Basic Kit, a superior choice for enhancing the performance and safety of your wood burning, non-condensing gas, and oil fired appliances. This comprehensive kit includes all

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Spring Sale 4" Duraflex 316 Basic Kit With 25' Stainless Steel Flexible Chimney Liner - 4df316-25k For Office [hperHn7G]

4" DuraFlex 316 Basic Kit for Chimney Liner

Introducing the 4" DuraFlex 316 Basic Kit, a superior choice for enhancing the performance and safety of your wood burning, non-condensing gas, and oil fired appliances. This comprehensive kit includes all the essential components needed for a seamless installation. With its lightweight and durable design, the DuraFlex 316 liner is the ideal solution for those seeking an economical yet effective way to improve the efficiency of their fireplace or stove. The kit comes with a Limited Lifetime Warranty and is proudly UL Listed, ensuring the highest standards of quality and safety.

DuraFlex 316 Chimney Liner Kit Details

The DuraFlex 316 Basic Kit is crafted from high-quality stainless steel, providing exceptional durability and resistance to corrosion. It includes a DuraFlex SS top plate, DuraFlex SS cap, Duraflex SS connector, and a full 25' pipe length, giving you the flexibility to customize the liner to your specific needs. This kit is also available in 304 and 316Ti stainless steel, offering versatility for various types of appliances. When used with the Simpson DuraVent Two-Ply Insulation Sleeve, the DuraFlex 316 liner meets UL 1777 and ULC S635 standards, ensuring a safe and code-compliant installation with 0" clearance to masonry.

Applications and Benefits

The 4" DuraFlex 316 Basic Kit is designed for a wide range of applications, making it an excellent choice for both professional installers and DIY enthusiasts. Whether you're relining a wood burning fireplace insert, upgrading an existing stove, or installing a new chimney liner, this kit offers numerous benefits. It enhances the efficiency of your appliance, reduces emissions, and provides added safety by preventing heat transfer to surrounding materials. The lightweight and flexible design also allows for easy installation in tight spaces, and the Limited Lifetime Warranty gives you peace of mind knowing your investment is protected.

What Our Customers Say

January 21, 2026

Absolutely no complaints!

It's a very well-made and reliable item.

- Lyra D..

January 21, 2026

Absolutely no complaints!

The product is a great enabler of my personal creativity.

- Creative_Spark_Chris.

January 21, 2026

Absolutely no complaints!

The software is as intuitive as the hardware is solid.

- Zeta_Reviewer_Z.

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