Both can be added to uninsulated attics or layered over existing material.
Best rated attic insulation.
I d blow insulation on the attic floor after air sealing of course.
If you want the best insulation for your attic that uses reflective insulation the reflectix staple tab is the way to go.
The attic is the easiest place to insulate and the most important in terms of saving money and energy.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Loose fill or batt the common term for blanket insulation.
This reflective insulation is useful for spaces like the attic walls metal buildings crawl space post and frame structures.
For diy attic insulation you ve got two choices.
When you re trying to decide on the best option for your attic you need to keep in mind the amount of money you re willing to spend the r value you need dependent on where you live and the type of obstructions in your attic.
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.
The big disadvantage with spray foam is cost.
Modern technology of blanket insulation today is considered the best insulation for attic.
So it s time to pay close attention to what s happening up there.
When the design of your attic allows the best attic insulation is inexpensive easy to install and will yield the performance you re looking for.
It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.
A federal energy tax credit can help homeowners recoup their insulation investment if they complete the improvements by the end of 2007.
Sealing large air leaks is next followed by insulating the basement.
The answer to the question of which attic insulation is best is of course entirely circumstantial.
If you don t have hvac and ducts in the attic spray foam on the roofline isn t really necessary.