8 Inch x 11 Inch DuraPlus Square Ceiling Support Box

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  • DuraPlus 11 Square Ceiling Support Box 8"
  • DuraPlus 11 Square Ceiling Support Box 8". The size is indicated on the image.
  • DuraPlus 11" Square Ceiling Support Box Sizing Chart
$215.23
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Description

The elegant black appearance matches its entirely functional design. The innovativetriple wall construction increases stove efficiency by keeping things warm within while keeping things cool outside. The building and chimney are therefore both shielded by a fire-safe structure. The triple-wall chimney has two levels of insulation: a ceramic blanket and an air gap.


 Product Features:

  • Trim included
  • Starter Section built-in
  • Supports up to 35’ of DuraPlus Chimney
  • Use with flat, vaulted, or cathedral ceilings
  • For adapters, see DVL and DuraBlack section
  • The Square Ceiling Support Box is painted black
  • Refer to the Ceiling Pitch table to determine the size of the support box needed

 Product Specifications:

 Size:  8" Inner Diameter
 Length:  18-1/4"
 Height:  11-Inch
 Width:  14-1/4"
 DuraBlack Ceiling Pitch:  0/12-4/12
 DVL with Ceiling Pitch:  0/12-6/12
 Inner Pipe Gauge:  27
 Outer Pipe Gauge:  28
 Pipe Class:        Class A
 Vent Construction:  Triple Wall
 Weight:  9.3 lbs.
 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 Box

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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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