DuraVent 3"-8" Inner Diameter DuraFlex Vertical Cap Kit

The DuraVent 3"-8" Inner Diameter DuraFlex Vertical Cap Kit is a premium chimney liner termination kit designed to provide a secure, weather-resistant finish for DuraFlex flexible stainless steel chimney liner systems. Compatible with 3-inch to 8-inch inner diameter DuraFlex liners, this vertical cap kit helps protect the chimney from rain, debris, and animals while maintaining proper chimney draft and venting efficiency. It is ideal for wood-burning, non-condensing gas, and oil-fired appliance venting applications.

Perfect for masonry chimney relining and restoration projects, the DuraFlex Vertical Cap Kit delivers long-lasting durability and dependable performance in demanding environments. Designed to complement DuraFlex Pro, DuraFlex 316, DuraFlex 304, and DuraFlex SW chimney liners, it supports professional, code-compliant installations. This DuraVent chimney accessory provides reliable protection, improved airflow, and enhanced system longevity for residential chimney venting systems.

Features

• Secure Vertical Chimney Cap Kit: The DuraVent DuraFlex Vertical Cap Kit provides a durable termination solution for DuraFlex flexible stainless steel chimney liner systems.
• Compatible with 3"–8" DuraFlex Liners: Designed to fit 3-inch to 8-inch inner diameter DuraFlex chimney liners, making it ideal for a variety of chimney relining applications.
• Storm Collar and Top Plate Retention System: The flex liner remains securely attached to the storm collar and top plate even when the cap section is removed for maintenance.
• Easy Chimney Inspection & Cleaning: Allows the cap section to be removed without disconnecting the chimney liner, simplifying routine chimney inspections and cleaning.
• Improves Chimney Venting Performance: Supports proper chimney draft, flue gas flow, and venting efficiency for wood-burning, non-condensing gas, and oil-fired appliances.
• Weather-Resistant Chimney Termination: Helps protect the chimney liner from rain, debris, and outdoor elements, extending the life of the venting system.
• Professional Chimney Liner Accessory: A dependable DuraVent chimney cap kit designed for masonry chimney restoration, fireplace inserts, wood stoves, and flexible stainless steel liner installations.

Specifications

Downloads

• Product Catalog
• Instruction Manual