The barrier comes with a little flap on each side that is used to attach the insulation to the stud joist or rafter with staples.
Attic insulation blown in or rolls.
Although both forms of insulation are effective we prefer to work with blown in insulation for a number of reasons.
What exactly is blown in attic insulation.
Insulation rolled batts is insulation that comes in strips that fit between wall studs ceiling joist or rafters.
With blown in insulation you can expect an r value of 2 2 to 2 7 per inch for fiberglass and between 3 2 and 3 8 per inch of cellulose.
Blow in insulation is difficult for diyers especially for wall cavities.
The insulation itself costs about the same for comparable r values.
Batt insulation or about insulation removal and or installation for your home or building we re here to help.
If you have questions about blown in vs.
The insulation may come with a paper or foil layer on the outside that is known as a vapor barrier.
Blown in insulation sometimes referred to as loose fill insulation is insulation literally blown in with a blowing machine.
Blown a better choice is insulation that comes in smaller chunks.
The material can be either fiberglass or cellulose and consists of fiber foam or other materials in small particles and can even feel like down.
The installer taking his best firefighter pose holds a large hose and blows the chunks into the attic.
A large machine outside churns the chunks and uses air to blow them up through the hose.
By contrast installing fiberglass batts or rolls while labor intensive is not hard for diyers.
Attic insulation can be a diy project with a rented or borrowed blower but is still a challenge.