Attic Insulation Cellulose Vs Spray Foam

Cellulose for attic insulation.

Attic insulation cellulose vs spray foam.

Cellulose attic insulation pros and cons. 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. I d blow insulation on the attic floor after air sealing of course. Spray foam insulation drawbacks.

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. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. The big disadvantage with spray foam is cost. Pro noise reduction.

Cellulose insulation is probably the safest among all the other kinds of insulation there is including spray foam insulation. That s why whenever cellulose is blown into a sealed framing bay stud rafter joist etc it should be dense packed. Properly mixing and applying spray foam insulation requires substantial expertise and can only be done by trained professionals. 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.

Cellulose insulation is also one of the most affordable and energy efficient insulation technologies on the market. But with properly installed insulation you can cut down on your energy demand leading to a lower heating and cooling bill and creating a more comfortable. Cellulose insulation is the oldest material used in home. It is the most expensive option with costs running as high as two or three times as much as fiberglass batts or cellulose loose fill.

However if your attic doesn t have any hvac equipment or air ducts you should install cellulose installation. In most home markets this type of insulation is considered an added home value that will pay. Spray foam provides the highest r value while open cell spray foam has about an r value of 2 2 to 3 5 per inch closed cell spray foam has about 6 7 per inch. Other than the fact that it s an insulator cellulose can also reduce the noise heard between rooms.

Cellulose averages up to 32 savings over fiberglass and it is cheap to produce and transport. Dense packed cellulose will not settle. Cellulose vs fiberglass vs spray foam. Spray foam insulation the foam usually polyurethane is sprayed to fill cracks and gaps in the attic to form a hermetically sealed barrier.

Depending on the region and market spray foam insulation can sell for 1 30 to 3 50 per square foot. You won t have any problem with it being accidentally exposed as it s not harmful at all. If you don t have hvac and ducts in the attic spray foam on the roofline isn t really necessary.