Allows vent piping to pass through ceilings. It's suitable for both flat and cathedral ceilings. Clamp and trim are included. The finish is a sleek black. Fits 3" inner diameter PelletVent Pro Vent Pipes. A limited lifetime warranty is provided. Dimensions: 3.75" pipe opening 14.75" W x 14.75" L x 14" H. A venting pipe with a 3" inner diameter is required for this unit. Do you have a cathedral ceiling and recently acquired a new wood-burning stove? If that's the case, you've probably observed the issues that develop. The answer is the DuraVent Cathedral Ceiling Support Box. Installing pipework in a cathedral ceiling is much more difficult without it. It comes in a classy black tone. The clamp and trim are included in the package, making installation a breeze. This Support Box has a limited lifetime warranty and fits pipes with a 3" inner diameter.

Supports vent piping through ceilings Can be used on flat and cathedral ceilings Includes clamp and trim Sleek black finish Fits PelletVent Pro Vent Pipes with a 3" inner diameter Limited lifetime warranty Dimensions: 3.75" pipe opening 14.75" W x 14.75" L x 14" H