7 Inch DuraTech Flat Ceiling Support Box

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  • DuraTech Flat Ceiling Support Box 7"
  • DuraTech Flat Ceiling Support Box Size
  • DuraTech Flat Ceiling Support Box Sizing Chart
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It offers a high-quality product that can accommodate up to 60 feet of DuraTech chimney system. With a built-in twist-lock, the flat ceiling support box supports the chimney pipe and offers a strong connection between the support box and the chimney. This is only intended for use on flat ceilings. An adapter is necessary to connect DVL or DuraBlack to the support box. It comes with a 2-inch wide trim collar and is unpainted, although it may be coated with high-temperature paint.

Product Features:

  • Approved for most fuel types
  • 430-alloy stainless steel inner wall
  • Th:ermalTech blanket insulation eliminates hot spots
  • Twist-lock connections for strong, secure fits
  • Able to vent large fireplaces and building heating appliances
  • Clean, smooth exterior finish

Product Specifications:

 Size:  7" Inner Diameter
 Outer  11" diameter
 Dimensions:  13" x 13"
 Box Thickness:  4-Inch
 Adapter Thickness:  3-Inch
 Height:  7-Inch
 Length:  13-Inch
 Width:  13-Inch
 Weight:  9 lbs.
 Clearance:  2” Combustibles
 Material:  Galvanized
 Type:   Replacement Part
 Style:  Double Wall
 Fuel Type:  Coal, Gas, Oil, Wood
 UL Listing Number: UL 103 HT
 Product Type: Flat 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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