Best Attic Insulation Method

Foam is sprayed from the containers in specific places of the house.

Best attic insulation method.

Closed cell and open cell aka 2 pound and pound respectively. The best way to insulate an attic or pretty much anything else in a home is to use spray foam insulation. Spray foam offers the best attic insulation performance available. Loose fill insulation is great for installing in attics with very little headroom and multiple obstructions such as vents and cross beams.

It s usually installed by professionals who use special equipment to spray it onto the attic floor and into attic wall cavities source. Rolls and batts are produced of mineral wool and fiberglass. Loose fill or batt the common term for blanket insulation. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively.

There are two types of spray foam insulation. For example if you live in a cold climate but you have an hvac unit in your attic a hybrid method of laying the foil down and stapling it up is probably your best method. A better choice is insulation that comes in smaller chunks. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.

A large machine outside churns the chunks and uses air to blow them up through the hose. I ve also heard people call them half pound and two pound foams respectively. The installer taking his best firefighter pose holds a large hose and blows the chunks into the attic. Loose fill insulation also known as blown in insulation is made of small clumps of recycled materials such as fiberglass cellulose or mineral wool which is made of natural mineral or metal remnants.

It can be effectively blown over existing insulation and. Among commonly used types of insulation there are mineral wool or fiberglass rolls and batts rigid fiberglass board loose fill materials cellulose mineral wool etc. Choose from two types. Some installations can yield a higher r value than traditional batt insulation for the same thickness and can fill even the smallest cavities creating an effective air barrier.

For diy attic insulation you ve got two choices. Although the foam is sprayed using spray holders they can also be applied in large quantities using the foamed in place method. Both can be added to uninsulated attics or layered over existing material. Blanket insulation modern technology of blanket insulation today is considered the best insulation for attic.

Open cell and closed cell.