DuraVent DuraChimney II 12" x 12" Chimney Pipe

The DuraVent DuraChimney II 12" x 12" Chimney Pipe is a premium factory-built double-wall chimney system component designed for safe and efficient venting in wood-burning fireplaces, stoves, and solid-fuel heating applications. As part of the trusted DuraChimney II UL 103 listed chimney system, this unitized, lightweight design eliminates the need for field assembly of pipe sections, allowing for faster and easier installation in residential and commercial chimney projects. It delivers dependable performance while maintaining critical safety clearances in modern venting systems.

Engineered for high-temperature durability, the DuraChimney II chimney pipe features a double-wall, air-cooled design that keeps the exterior cooler while maintaining strong internal draft efficiency. This system allows for both radial and lengthwise expansion under extreme heat conditions, ensuring long-term structural integrity. UL 103 listed, it is tested for continuous operation at 1000°F, one hour at 1400°F, and ten minutes at 1700°F, providing reliable, code-compliant chimney performance and enhanced fire safety protection.

Features

• DuraVent DuraChimney II 12" x 12" Chimney Pipe – Premium Double-Wall Chimney System Component: Designed for wood-burning fireplaces, stoves, and solid-fuel venting systems, part of the trusted DuraChimney II UL 103 listed chimney system.
• Heavy-Duty Double-Wall Construction: Built with a .016" 430 stainless steel inner wall and a .021" galvanized steel outer wall for superior strength, durability, and long-term chimney performance.
• High-Temperature Chimney Safety Performance: Engineered for safe venting in factory-built chimney installations, maintaining proper airflow and structural integrity under demanding heat conditions.
• Multiple Length Options for Flexible Installation: Available in 12", 18", 36", and 48" lengths to accommodate a wide range of chimney system configurations and installation needs.
• Accurate Installed Length Calculation: To determine installed chimney height, subtract 1" from each pipe joint overlap, ensuring precise chimney system measurement and fit.
• Custom-Built Chimney Component: DuraChimney II pipes are built to order and are not returnable, ensuring tailored manufacturing for specific installation requirements.

Specifications

Warranty

• Limited Lifetime Warranty

Documents & Files

• DuraVent DuraChimney II Product Catalog