Majestic DuraPlus 8" x 11" Square Ceiling Support Box w5.38 *includes an accessible battery pack

*includes an accessible battery pack concealed by its safe placement toward the rear of the fireplace and a protective bark-textured cover

is powder-coated in a Graphite finish and comes in three sizes to fit virtually any fireplace

The finishing flange completes the full-view appearance providing a seamless look

Not rated for outdoor use

Top vent only

Majestic DuraPlus 8" x 11" Square Ceiling Support Box w5.38 *includes an accessible battery packDuraPlus is designed to stay cool on the outside, to provide a hot draft on the inside, to boost stove efficiency, and to provide for a fire safe design that protects both the chimney and the building. This triple wall chimney features two insulating layers (ceramic blanket, plus air space). The ceramic blanket insulation is held securely in position, eliminating hot spots common with loose fill type insulations. In the event of a creosote fire, the