Both can be added to uninsulated attics or layered over existing material.
Attic insulation spacer.
Raft r mate attic rafter vents create a space between each rafter for air to flow freely up the rafters and into the attic.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
In the winter humidity from the house s interior will get past the insulation and come in contact with the cold roof sheathing where it will condense into water.
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.
Owens corning raft r mate attic rafter vents.
Modern technology of blanket insulation today is considered the best insulation for attic.
Level uneven spots with a rake.
If insulation is allowed to bunch against the inside slope of the roof between the rafters air will be blocked before it can traverse the attic.
Insufficient attic insulation poor air sealing and uninsulated ductwork are all common problems that will lead to uncomfortable rooms and make your home less efficient.
Air sealing your attic and ducts installing blown cellulose insulation and insulating ductwork will eliminate these problems.
Find a pre screened local home insulation contractor.
An air space between the insulation and the bottom of the roof sheathing is desirable.
For diy attic insulation you ve got two choices.
With a helper to load the blower with insulation as needed start at the perimeter of the attic and work toward the attic access door.