DirectVent Pro Pipe

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$30.02 to $127.77
SKU: DirectVent Pro Pipe
DESCRIPTION: Designed for appliances tested and listed for direct vent. Features a fully unitized twist-lock construction in both 4” x 6 5⁄8” and 5” x 8” vent sizes. Use of sealant is optional, unless specified by the appliance manufacturer. To calculate install length, subtract 1 1⁄2” for each joint. No beads or hems. Black pipe lengths feature exterior laser-welded seams.
$30.02 to $127.77
  • Adds adjustable length
  • Compatible with DirectVent Pro venting products
  • Constructed with a .020 aluminum inner wall and 26-gauge galvanized steel outer wall
  • Efficiently vents direct vent gas or propane stoves, heaters, and fireplaces

DirectVent Pro Pipe Length

Designed for appliances tested and listed for direct vent. Features a fully unitized twist-lock construction in both 4” x 6 5⁄8” and 5” x 8” vent sizes. Use of sealant is optional, unless specified by the appliance manufacturer. To calculate install length, subtract 1 1⁄2” for each joint. No beads or hems. Black pipe lengths feature exterior laser-welded seams.

DirectVent Pro System

DirectVent Pro features tight interior connections for superior performance, with no gaskets or sealants needed (unless specified by the appliance manufacturer). All black pipe lengths, extensions, and elbows feature a laser-welded outer wall. Laser welded  seams help create a sleek finish. Low-profile locks with no beads or hems allow for a beautiful finish that looks elegant in any interior. DirectVent Pro features Engineered Excellence® with innovation and style. This is why DuraVent is the recommended direct vent by nearly every major stove and fireplace manufacturer in the U.S. and Canada.  Lindemann Chimney has several choices of termination caps for DirectVent installations.


•  .020" Aluminum Inner Wall - Exhausts the gas to the outside.


•  .018" Thick Galvanized Steel Outer Wall  - The outer pipe brings the combustion air into the appliance.  The painted outer wall is laser welded for an industry best finish.


•  UL, CSA, Warnock Hersey Listed  - Listed as part of a decorative gas appliance system or a direct vent heater system. UL, CSA or Warnock Hersey listings cover most manufacturers.  Check with the manufacturer of the appliance for proper approval.


Looking for additional product information? Give our qualified Sales Team a call, or take a look at the Duravent Product Catalog!

Planning Your DirectVent Installation!

The following design recommendations are general guideline to assist in the selection and design of venting components for your installation. Always follow DuraVent Installation instructions before installing your chimney system.  The directions are enclosed with the support box or cap. The Installation instructions can also be viewed on the Additional Products Info Tab.

Important: Check the manufacturer’s plate and instruction manual to confirm that the DirectVent is approved for use on the appliance you are installing.

• The inner and outer pipe diameters should equal the outlet size of the appliance.

• Check the appliance manufacturer’s installation instructions to verify which types of vent configurations are allowed (example:
vertical, horizontal, chimney reline, etc.). Check for any venting restrictions such as maximum or minimum vertical rise, maximum horizontal run, maximum offset, etc.

• Maintain Clearances.  Maintain at least the minimum air space between the vent pipe and combustibles, as stated in the appliance manufacturer’s installation instructions. Use proper bracing and support. Follow all local building codes and when finished have your
venting system inspected.

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