Cellulose insulation may be less expensive than foam but in a dense pack installation it has two drawbacks philadelphia based builder postgreen homes has found.
Spray foam vs cellulose attic.
Once installed in the attic cellulose loose fill insulation looks like mounds of freshly fallen snow covering the attic floor.
If you don t have hvac and ducts in the attic spray foam on the roofline isn t really necessary.
As part of our ongoing mission to educate our customers we are here to discuss the best insulation for attics and the pros and cons that go along with each insulation type.
Cellulose for attic insulation if the hvac equipment and air ducts are in your attic it is better to install spray foam insulation specifically with open cell spray foam to protect the equipment and ducts.
The big disadvantage with spray foam is cost.
Cellulose insulation is the oldest material used in home.
This means that you can cover walls and ceilings more efficiently without doing too much work.
Cellulose can be either a loose fill or blown in material and is primarily made of recycled newsprint or denim.
Spray foam if you were to look at a pie chart showing what you spend every year on home energy use your heating and cooling system would take up nearly half of the pie.
If i had a choice between fiberglass foam and cellulose i would go with cellulose a wet spray cellulose install can provide an r value of around 3 4 per inch.
It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.
It s blown into the attic and wall spaces under air pressure through hoses.
Cellulose is the oldest insulation material used for not only the attic but other areas of the home as well.
First installing the product requires labor to staple netting to the stud walls prior to blowing insulation into the cavities.
The best types of home attic insulation are open cell spray foam fiberglass and cellulose.
Unlike other kinds of insulation like cellulose spray foam provides better insulation because its fluid nature allows for it to go through tiny crevices.
Cellulose attic insulation pros and cons.
However if your attic doesn t have any hvac equipment or air ducts you should install cellulose installation.
Best way to insulate an attic.
Cellulose vs fiberglass vs spray foam.