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DuraVent 6DT-CSxIS DuraTech Square Ceiling Support Box with Collar provides a high quality support box with collar that supports up to 40 feet of DuraTech chimney. Use this support box with flat, vaulted, or cathedral ceilings where there is an attic space above. The additional insulation collar enables the support box to be qualified as an attic insulation shield. The additional attic insulation shield (DT-AIS) is not required with these support boxes.
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.
Pipe Class - Class A Chimney Pipe
Designed For Use With - Wood stoves, fireplaces, furnaces, boilers, ranges, water heaters, or other appliances fueled by wood, oil, coal, or gas, and zero-clearance fireplaces that are factory-built
Certifications - UL 103 HT and ULC S604 (MH7399) listed
With over 50 years of continued success, DuraVent has proven themselves as a technological leader in the venting industry. With 24 available product lines, DuraVent continues to be an industry leader in the HVAC and Hearth markets by offering innovative, safe, and professional products. They live out their quality policy of providing the best in class service and support, cutting edge technology, and a world class delivery system.