Duravent - (2) 3" Liners - 35ft with Termination Cap - 46DVA-CL33-35
Use when installing a direct vent co-linear insert into a masonry chimney.
Kit includes: High-Wind Termination Cap and two pieces of Aluminum Flex lengths - one Red (exhaust), and one Green (air intake). See chart for diameters and lengths.
Specifications
| Diameter |
3" Exhaust/3" Intake |
| Pipe Length |
35ft |
| Color/Finish |
Silver |
| Vent Type |
Direct-Vent |
| Pipe Wall Type |
Co-Linear Flex |
What Our Experts Think
-
Complete Co-Linear Venting Solution – The DuraVent (2) 3" Liners - 35ft with Termination Cap (46DVA-CL33-35) provides a reliable venting system for direct vent gas inserts in masonry or factory-built chimneys.
-
Dual 3” Aluminum Flex Liners – Designed for both exhaust and combustion air intake, ensuring safe and efficient fireplace operation.
-
Long 35-Foot Length for Versatile Installations – Ideal for tall chimneys, allowing flexibility in routing the venting system while maintaining proper draft.
-
Durable & Corrosion-Resistant Construction – High-quality aluminum liners resist heat, moisture, and corrosion for long-lasting performance.
-
Includes Horizontal Termination Cap – Provides a secure and weather-resistant exit point for exhaust gases while allowing fresh air intake.
-
Optimized for Efficiency & Safety – Helps improve fireplace combustion efficiency by maintaining proper airflow and reducing backdraft risks.
-
UL Listed & Code Compliant – Meets industry standards for safe residential and commercial applications.
-
Easy Installation – The flexible liner design simplifies installation in existing chimneys, reducing the need for extensive modifications.
Q&A
Q: What is the Duravent (2) 3" Liners - 35ft with Termination Cap (46DVA-CL33-35)?
A: A co-linear venting kit featuring two 3" flexible aluminum liners (35 feet each) and a termination cap, designed for use with DirectVent Pro systems in chimney reline applications.
Q: What material is it made of?
A: Constructed from high-quality aluminum for lightweight durability and corrosion resistance.
Q: Why choose this liner kit?
A: Ideal for safely venting direct vent gas appliances through an existing masonry chimney while ensuring proper airflow and combustion.
Q: Is it compatible with all DirectVent Pro systems?
A: Designed specifically for co-linear venting applications—confirm compatibility with your appliance manufacturer before installation.
Q: Does it require professional installation?
A: Professional installation is recommended to ensure proper venting, safety, and compliance with local codes.
Q: What is the warranty?
A: Warranty details vary; check with Duravent for specific coverage and terms.
Maintenance Tips
-
Regular Inspection: Check for blockages, kinks, or damage to ensure proper airflow.
-
Cleaning: Use a soft brush or vacuum to remove soot, creosote, and debris from the liners.
-
Secure Connections: Ensure all fittings and clamps are tightly secured to prevent leaks.
-
Weather Protection: Verify that the termination cap is properly installed to withstand wind, rain, and snow.
-
Annual Maintenance: Schedule a professional inspection to maintain efficiency and safety.
