Dense Pack Cellulose Wall Insulation

In general one 25 lb.

Dense pack cellulose wall insulation.

5 this is unbelievably impressive. It can often be installed over existing insulation without removing the old insulation letting you reach the necessary r value with no fuss. Of 2 6 wall at 3 5 lb. Has the greatest advantage in houses with leaky walls especially walls where one cavity is connected to the next plaster and lathe.

The installer fills the cavities with dense pack cellulose in a way that crushes the existing insulation without balling up the batts achieving a full uniform application of the new cellulose fiber. This home was built with dense packed or dense blown cellulose as the wall insulation of choice. A 10 x 10 area equal 100 square feet. Bag of cellulose will cover approximately 15 sq.

The thicker the framing the denser the cellulose will need to be in order to be self supporting. 0 2 to 1 0 l s m 2 at 75 p. The r value of wet spray and dense pack cellulose insulation depends slightly on its installed density and the exact type of cellulose used but commonly ranges between 3 6 and 3 8 per inch 1 as measured by the standard astm c518 test. Dense packed cellulose insulation the history.

In 2005 metric homes of carp ontario designed and built canada s first energy star labelled home in canada. Of 2 12 rafters at 3 8 lb. Their intent was to produce a better built home with the goal of creating a proper balance between additional efficiency and price such that it would be attractive to future clients. The r value per inch decreases slightly as density is increased from 3 0 to 4 0 lbs ft3.

High r values and reduces leakiness significantly. Simply enter your zip code and the square footage next click update and you will see a breakdown on what it should cost to have dense pack cellulose insulation installed in your home. Loose filledsanctuary loose fill can also be blown in or dense packed into walls and floors and it works great in attics. When we blow them with insulation we dense pack them to around 3 5 lb ft 3 56 kg m 3 density the leakage drops to 0 04 to 0 2 cfm ft 2 at 0 3 in.

I think i mentioned this earlier. Dense pack cellulose insulation is when cellulose is blown under heavy pressure into an enclosed wall cavity. Dense pack cellulose insulation. Me thods and verification of density high density cellulose.