Dense Pack Cellulose Insulation Cathedral Ceiling

Don t be dense cellulose and dense pack insulation.

Dense pack cellulose insulation cathedral ceiling.

So bees ants and termites won t find that ceiling so inviting. It is a. Figure 3 looks a whole lot better. Full of insulation and a well insulated building.

The 475 blog has a new post about unvented dense pack cellulose cathedral ceiling flat roof systems using intello membrane on the inside to allow the assembly to dry to the inside. In unvented cathedral ceilings greenfiber stabilized insulation or greenfiber loose fill insulation is dry dense packed over an air impermeable insulation as prescribed per irc 2009. Advantages to dense packing. Cellulose is treated with borate a harmless naturally occurring mineral that has the ability to deter bugs.

Shingles roof felt ice guard osb taped seams dense pack cellulose intello drywall paint. There are several major advantages to dense packing completely filling a cathedral ceiling cavity with cellulose. Larry janesky of dr. First the good stuff.

How can one be certain that the cavities are full and are there moisture concerns. First cellulose has a natural density about two times that of fiberglass batts and four to five times that of loose blown fiberglass. Thank you glenn berger. Cathedral ceilings greenfiber stabilized insulation or greenfiber loose fill insulation is dry dense packed to a minimum density of 3 5 lb ft3 56 1 kg m3.

The pipe is inserted into each rafter bay through access openings made along the roof ridge. Cellulose dense pack cathedral ceiling. The insulation will continue to keep the cavity filled. Energy saver uses a long pvc pipe against the chimney to fill the cathedral ceiling s rafter bays with dense pack cellulose insulation.

The insulation installer is recommending opening the soffits and ridge. One of the most effective ways of dealing with existing uninsulated frame walls is to blow cellulose into the wall cavities. Energy saver suggests dense packing cellulose to insulate this cathedral ceiling where air flow will now be interrupted and insects and pests will be unlikely inhabitants. By filling the entire cavity with a dense pack you get the highest insulation ratings fiberglass or cellulose can achieve.

It is the dense packing of unvented cathedral ceilings or unvented flat roofs that is the problem. I am thinking about this and my assembly would look like. You achieve the maximum insulating capacity.