DuraVent DuraPlus 7" x 11" Square Ceiling Support Box 18in Single Side and See-Thru Sets

Single Side and See-Thru Sets available

900 sq ft Emissions 1

Black Finish - Marine Grade Aluminum Powder Coated with High-Temperature Black Paint

Single door (European-style cast-iron) design provides a tall opening for an unobstructed panoramic view of the fire

igniting kindling or coaxing embers back into flame

DuraVent DuraPlus 7" x 11" Square Ceiling Support Box 18in Single Side and See-Thru SetsOverview DuraPlus is designed to stay cool on the outside, to provide a hot draft on the inside, to boost stove efficiency, and provide a fire safe design that protects both the chimney and the building. This triple wall chimney features two insulating layers (refractory blanket, plus air space). The refractory insulation is held securely in position, eliminating hot spots common with loose fill type insulations. In the event of a creosote fire, the