Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Best insullation for attic.
So it s time to pay close attention to what s happening up there.
Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.
In case of awkwardly shaped attic with much blocking and hard to reach voids loose fill insulation provides much easier alternative to blanket insulation.
Loose fill or batt the common term for blanket insulation.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Fiberglass insulation in rolls or batts can be easily added by the homeowner.
Consider that packs of loose fill material are simple to handle and carry into the attic comparing to the blanket insulation.
I d blow insulation on the attic floor after air sealing of course.
Which is the best attic insulation for your home is up to you.
Handy homeowners can install blown in insulation in the attic.
Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.
Spray foam attic insulation.
Cellulose insulation is calculated based on the depth of the blown in insulation.
Blown in insulation requires the least amount of work but requires special tools and equipment.
They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively.
Foam in place insulation can be blown into walls on attic surfaces or under floors to insulate and reduce air leakage.
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.
Both can be added to uninsulated attics or layered over existing material.
Blowing attic insulation isn t hard but it s dusty sweaty work.
Fiberglass insulation is calculated based on the number of batts or rolls you need.
The big disadvantage with spray foam is cost.
To make insulating an attic easier grab a helper and set aside two days.
By the end of the weekend you re going to be sore and tired.
For diy attic insulation you ve got two choices.
Choose from two types.
One for attic prep and the second to actually blow the insulation.
Spray foam offers the best attic insulation performance available.
But saving 1 000 or more with blown in ceiling insulation will make up.