In practical terms you can choose between mineral wool or insulation boards.
Where do you insulate an attic.
If you do not use the attic much it is pointless heating this area.
You ll want to buy enough batting to lay at least 10 to 14 inches over the entire space.
First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
Additionally purchase some loose fill insulation to insulate corners and angles where the batting won t fit.
Add the right kind of insulation.
Plan to pull up the flooring and layer new insulation on top of the old.
Insulating the attic floor.
If you use fiberglass over loose fill make sure the fiberglass batt has no paper or foil backing.
Before insulating seal any air leaks and make roof and other necessary repairs.
Blowing attic insulation isn t hard but it s dusty sweaty work.
You can add loose fill on top of fiberglass batts or blankets and vice versa.
So insulating the floor of the attic is not only the best solution but it is also the simplest and cheapest.
With a finished attic insulation must help keep the attic areas comfortable.
If it is less than an equivalent of r 30 you could probably benefit by adding more.
In an unfinished attic the goal of insulation is to keep the rooms below cool in summer and warm in winter.
To make insulating an attic easier grab a helper and set aside two days.
Department of energy estimates that attic insulation can substantially decrease by anywhere from 10 to 15 percent the amount of money you devote each month to keeping your house at a.
Traditionally insulation materials that are placed inside of an attic will require air circulation within the attic space to assist in drying excess moisture in this indoor space.
If your insulation doesn t measure up and you need more installation can be done as a weekend diy project or you can call a professional installer to handle the job.
If it is located in a conditioned part of the house also remember to insulate and air.
The pros charge 1 500 to 2 000 to do a 1 200 sq ft.
But if the floor is covered in plywood you can t stuff enough insulation beneath it to do the job sufficiently not even in warm climates.
To insulate an attic get some batting made out of mineral wool fiberglass or recycled foam.
It needs to be unfaced.
When adding additional insulation you do not have to use the same type of insulation that currently exists in your attic.
That means insulating the attic floor only not the walls and having vents in the roof.
How much does attic insulation cost.
One for attic prep and the second to actually blow the insulation.
You can do it yourself for about 500.
Insulation is used in an attic for cross ventilation to minimize potential for moisture accumulation and condensation to help energy savings and moisture control.
To find out if you have enough attic insulation measure the thickness of the insulation.
Stop using your attic for storage.
The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.
