For diy attic insulation you ve got two choices.
Which type of icynene insulation for attic.
Cost of insulation can vary greatly.
The average cost to insulate an entire home is 2 500 to 5 500.
The advantages of unvented attic construction using spray foam insulation are numerous.
Open cell sprayed in foam insulation a soft low density material is typically used for interior applications such as wall cavities underside of roof decks attics basement walls and crawlspaces.
Icynene open cell and closed cell spray foam insulates and air seals in one step.
It consists of flexible fibers most commonly fiberglass.
There are other materials and systems that you can use to insulate your attic.
In general an attic s r value should be between r 30 and r 49.
Both can be added to uninsulated attics or layered over existing material.
It is a proven cost effective approach to creating a more energy efficient building particularly when the hvac system is located in the attic space.
In particularly cold climates you might go up to r 60.
Using foam insulation for vented attics thanks to its air sealing properties foam insulation for vented attics particularly in cold and dry climates helps curb a stack effect where heated air escapes through the ceiling and eventually the attic and is replaced in lower levels of the home by drawn in outdoor air.
Loose fill or batt the common term for blanket insulation.
You also can find batts and rolls made from mineral rock and slag wool plastic fibers and natural fibers such as cotton and sheep s wool.
I d blow insulation on the attic floor after air sealing of course.
With that in mind it s best to create an unvented attic by applying spray foam insulation to the roof sheathing and attic walls.
To find out which option is right for you and for more information contact your local icynene spray foam insulation contractor.
This premiere insulation has many benefits including help with moisture and sound control and the ability to help lower heating and cooling bills.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Blanket insulation the most common and widely available type of insulation comes in the form of batts or rolls.
Insulating an attic can run 50 to 2 25 per square foot 5 38 to 24 22 per square meter source.
Find out why icynene is the preferred choice of architects builders and homeowners.