7 Inch DuraPlus Round Ceiling Support

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  • DuraPlus Round Ceiling Support 7"
  • DuraPlus Round Ceiling Support 7" Size is indicated on the Image
  • DuraPlus Round Ceiling Support 7" Sizing Chart
Frequently bought together:


This supports the chimney, and it has a built-in twist lock that is designed for use on a triple wall. It is dark in color and 7 inches in diameter. It is made to keep you cool on the outside, give you warm drafts on the inside, and increase the effectiveness of your stove. When you buy it, it comes with a trimmed collar. Its diameter is 7 inches. These are top-notch products for your chimney and vent system.

  Product Features:

  • Painted black
  • Triple-wall chimney
  • Clean, smooth exterior finish
  • 2" clearance to combustibles
  • Use when air-cooled chimney is required
  • Outer diameter is 4" larger than inner diameter
  • Supports up to 35’ of DuraPlus Chimney
  • Use an adapter to attach DVL or DuraBlack to the support box
  • Trim collar included. (For adapters see DVL and DuraBlack section.)
  • Free-floating inner 430-alloy liner maintains structural integrity in chimney fires
  • Supports chimney pipe and provides a positive connection between support box and chimney with a built-in twist-lock
  • For uses with wood stoves, fireplaces, furnaces, boilers, stoves, ranges, water heaters, or other appliances fueled by wood, oil, coal, or gas

  Product Specifications:

 Size:  7" Inner Diameter
 Outer:  14" diameter
 Length:   18-Inch
 Height:  3-Inch
 Width:  18-Inch
 Thickness:  3"
 Dimensions:  18" x 18"
 Supports Up To:  35' DuraPlus Chimney
 Inner Pipe Gauge:  27
 Outer Pipe Gauge:  28
 Pipe Class:       Class A
 Weight:  Triple Wall
 Material:  Galvanized
 Use:  Ducting and Venting
 Style:  Repair & Replacement
 Fuel Type:  Coal, Gas, Oil, Wood
 UL Listing Number:  UL 103 HT
 Product Type:   Ceiling Support

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Warranty Information

DuraVent, Inc. (“DuraVent”) provides this limited lifetime warranty for all of its products with the exception of Ventinox® (lifetime), and PolyPro® (ten years). Subject to the limitations set forth below, DuraVent warrants that its products will be free from defects in material or manufacturing, if properly installed, maintained and used.

DuraVent products are fully warranted if installed only by a professional installer. This Warranty is transferable from the original homeowner to the buyer of the home.

This warranty does not cover normal wear and tear, smoke damage or damage caused by chimney fires, acts of God, or any product that was:

(1) purchased other than from an authorized DuraVent dealer, retailer or distributor;

(2) modified or altered;

(3) improperly serviced, inspected or cleaned; or (4) subject to negligence or any use not in accordance with the installation instructions included with the product as determined by DuraVent.

This limited lifetime warranty applies only to parts manufactured by DuraVent.

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