Dura-Vent DirectVent Pro 4-Inch x 35-Foot Aluminum Chimney Liner - For Converting Factory-Built and Masonry Chimneys to Direct Vents - 2281
Home Chimney Pipe Flexible Venting
Dura-Vent DirectVent Pro 4-Inch x 35-Foot Aluminum Chimney Liner - For Converting Factory-Built and Masonry Chimneys to Direct Vents - 2281

Dura-Vent DirectVent Pro 4-Inch x 35-Foot Aluminum Chimney Liner - For Converting Factory-Built and Masonry Chimneys to Direct Vents - 2281

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Contractor / Technical Details

Product Line

DuraFlex Aluminum

Vent Type

B-Vent

UL Listing

UL1777

Pipe Shape

Round

Telescoping

No

Adjustable

No

Number of Walls

1

Material

Aluminum

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Product Details

Manufacturer: DuraVent
DuraVent Part Numbers: 4DFA-35
Item Number: CPF-68830
UPC: 662492335703

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Features

  • 4" x 35' aluminum liner
  • Required when using any Dura-Vent DirectVent Pro Factory-Built or Masonry Chimney Conversion Kit
  • Constructed with two layers of flexible .010" aluminum
This Dura-Vent DirectVent Pro 4-Inch x 35-Foot Aluminum Chimney Liner is exactly what you need when converting your factory-built or masonry chimney to a direct vent system. Constructed with two layers of flexible .010" aluminum, this liner has no problem standing up to extreme heat and frequent use.

Applications - DirectVent Pro is a unitized, coaxial venting system designed for use with direct vent gas or propane stoves, heaters, and fireplaces.

Materials and Construction - .020" aluminum inner wall. .018" galvanized steel outer wall. Painted outer walls made of laser-welded .018" galvalume steel. Outer pipe brings combustion air to the appliance. Inner pipe exhausts flue gases to the outside. Gaskets or sealants not required (unless specified by the appliance manufacturer).

Clearances - Specified by the appliance manufacturer.

Listings - DirectVent Pro, in combination with the gas appliance, has been tested and listed as a decorative gas appliance system or as a direct vent heater system by a major testing agency, such as UL, CSA, Warnock Hersey, or OMNI.

DuraVent Item Number: 2281

Contractor / Technical Details

Product Details

Product Line

DuraFlex Aluminum

Vent Type

B-Vent

UL Listing

UL1777

Pipe Shape

Round

Telescoping

No

Adjustable

No

Number of Walls

1

Material

Aluminum

Painted

No

Adapter Needed

No

Support Included

No

Flex Type

Relining

Rigid Compatibility

Yes

Includes Trim

No

Includes Insulation Shield

No

Is Firestop

No

Includes Adapter

No

Includes Cap

No

Vented

No

Firestop Required

No

Air Intake

No

Dimensions / Measurements

Outside Diameter

4 inches

Inside Diameter

4 inches

Max Effective Length

420 inches

Customer Q&A with Product Specialists

Nancy from Oswego, NY asked:
Will this work with pellet stoves?
Will this work with pellet stoves?

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