DuraVent 6” DuraPlus Flat Ceiling Support Box

Supports chimney pipe and provides a positive connection between support box and chimney with a built-in twist lock. Designed for installation in flat ceilings only. Supports 35′ of DuraPlus chimney pipe. Use adapter to attach DVL or DuraBlack to the support box. A 2 wide trim collar is included. Not Painted, but can be painted with a high temperature paint.DuraPlus is a triple-wall, all-fuel chimney for use with wood stoves, fireplaces, furnaces, boilers, stoves, ranges, water heaters, or other appliances fueled by wood, oil, coal or gas. It is designed to boost efficiency by staying cool on the outside and providing a hot draft on the inside.