DuraVent DirectVent Pro Concentric Flex
Best flexible venting solution for complex fireplace and stove installations.
This flexible venting solution is the ultimate shortcut for tricky fireplace installations, effortlessly navigating tight corners where rigid pipes fail. You sacrifice the rigid permanence of standard metal ducting, but you gain a massive reduction in installation headaches and the need for complex elbow configurations.
$288.46
at
Thegreatfirecompany
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Who it's for
- DIYers and contractors navigating tight or complex installation spaces
- Safety-conscious homeowners prioritizing efficient appliance performance
- Installers seeking secure, leak-free connections on appliance collars
Who should skip it
- Installers unable to provide consistent, full-length support for venting
- Budget-focused buyers comparing costs against rigid pipe alternatives
- Projects requiring long, straight vent runs with minimal airflow resistance
Performance breakdown
Installation Flexibility
Flexible design eliminates the need for complex elbow configurations during setup.
Build Durability
Dual-wall construction with laser-welded seams ensures long-term structural integrity.
Connection Security
Twist-lock mechanism provides a reliable, airtight seal for gas venting.
Airflow Efficiency
Engineered for optimal gas movement without restrictive turbulence or drag.
Corrosion Resistance
Galvanized steel exterior stands up well to harsh environmental conditions.
Compatibility Range
Broad support for major gas appliance brands simplifies system integration.
Key Specs
Model Number
46DVA-36FF
Vent Type
Direct Vent
Fuel Type
Natural gas, Propane
System Type
Unitized, coaxial (concentric) venting
Diameter
4 in x 7 in
Length
36 in
Construction
Concentric (co-axial), Double-wall
Inner Wall Material
.020 in Aluminum
Outer Wall Material
.018 in Galvanized Steel
Connection Type
Snap Lock
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