6 Inch DuraTech 4/12 - 6/12 Roof Support Trim Collar

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  • 4/12 - 6/12 DuraTech Trim Collar For Roof Support 6" Diameter
  • DuraTech Trim Collar Size
  • DuraTech Trim Collar Sizing Chart
Frequently bought together:


It offers a high-quality product for use with the DuraTech chimney system. This component connects a DuraTech Chimney to a fireplace or appliance. Check the requirements of the appliance maker to guarantee compatibility.

 Product Features:

  • Approved for most fuel types
  • 430-alloy stainless steel inner wall
  • 2" clearance to combustibles
  • ThermalTech 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
  • Trim collar for roof support with 6" diameterl
  • No locking bands or mechanical fasteners requiredl
  • Designed for normal, continuous operation at 1000 degree Fahrenheit flue gas temperaturesl
  • For use with wood stoves, fireplaces, furnaces, boilers, ranges, water heaters, or other appliances fueled by wood, oil, coal, or gasl

 Product Specifications:

 Size:   6-Inch
 Inner:  8-1/4" Diameter
 Outer:  18" diameter
 Roof Pitch:  4/12 - 6/12
 Trim Collar Thickness:  1/2"
 Inner Pipe Gauge:  25
 Outer Pipe Gauge:  26
 Weight:   2.2 lbs.
 Material:    Galvanized
 Fuel Type:  Coal, Gas, Oil, Wood
 UL Listing Number:  UL 103 HT
 Product Type:  Trim Collar

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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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