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Halloween Special 4" X 25' Duraflex 304 Stainless Steel Chimney Liner - 4df304-25 Device [T85NQ4wV]

$53.99 $172.99 -69%

4" x 25' DuraFlex 304 Stainless Steel Chimney Liner The DuraFlex 304 Stainless Steel Chimney Liner is a versatile and durable solution for a wide range of heating appliances, including pellet, non-condensing gas, wood burning, and oil appliances. Thi

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4" x 25' DuraFlex 304 Stainless Steel Chimney Liner

The DuraFlex 304 Stainless Steel Chimney Liner is a versatile and durable solution for a wide range of heating appliances, including pellet, non-condensing gas, wood burning, and oil appliances. This high-quality liner is designed to ensure safe and efficient venting, providing a reliable and long-lasting protection for your masonry chimney. With its robust construction and exceptional performance, the DuraFlex liner is the ideal choice for any homeowner looking to upgrade their chimney system.

Key Features and Specifications

Crafted from single-wall 304 stainless steel, this chimney liner offers superior durability and resistance to corrosion. Available in diameters ranging from 3" to 8" and lengths of 15', 20', 25', 30', and 35', the DuraFlex liner can be easily customized to fit a variety of chimney systems. Its flexible design makes it suitable for relining masonry chimneys, making it an excellent choice for fireplace inserts, furnaces, boilers, and water heaters. The liner's ability to withstand high temperatures and harsh environmental conditions ensures a reliable and safe venting solution for your heating appliances.

Practical Applications and Benefits

The DuraFlex 304 Stainless Steel Chimney Liner is not just a product; it's a comprehensive solution for your chimney needs. By using this liner, you can enjoy several benefits, such as improved energy efficiency, reduced emissions, and a longer lifespan for your heating appliances. The DuraFlex relining system also helps protect your masonry chimney from the damaging effects of flue product condensation, ensuring a safer and more comfortable living environment. Additionally, the liner is designed to meet UL 1777 and ULC S635 standards, allowing for 0" clearance to masonry, which makes it an ideal choice for those who prioritize safety and compliance. Don't settle for less when it comes to your chimney system; choose the DuraFlex 304 Stainless Steel Chimney Liner for the best in quality and performance.

What Our Customers Say

December 27, 2025

Absolutely no complaints!

The attention to detail is noticeable.

- Catherine W..

December 27, 2025

Absolutely no complaints!

The product is of fantastic quality, highly recommended.

- Elias F..

December 27, 2025

Absolutely no complaints!

Solid construction, great performance.

- Joe S..

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