Duravent DuraTech 8" Diameter Large Base Adjustable Roof Flashing 0/12 - 6/12 8DT-F6L Napoleon Ascent 30 Direct Vent Gas Fireplace B30NTR-1 and lighting systems are covered

and lighting systems are covered for one (1) year after the date of purchase

No locking bands or mechanical fasteners required

Framing Depth: 67-1/8"

Wood fireplace quick install reference guide

740 square inches of total cooking space

Duravent DuraTech 8" Diameter Large Base Adjustable Roof Flashing 0/12 - 6/12 8DT-F6L Napoleon Ascent 30 Direct Vent Gas Fireplace B30NTR-1 and lighting systems are coveredOverview DuraTech is a double wall chimney system for use with wood stoves, fireplaces, furnaces, boilers, ranges, water heaters, or other appliances fueled by wood. DuraTech is designed for normal, continuous operation at 1,000 degree flue gas temps. NOTE: Venting components should be installed by a licensed installer in accordance with local codes and within the manufacturer's specified guidelines as noted in your appliance's installation manual.