When adding additional insulation you do not have to use the same type of insulation that currently exists in your.
Installing additional insulation in attic.
The higher the r value the better the thermal performance of the insulation.
For diy attic insulation you ve got two choices.
To install fiberglass batts over existing insulation lay the batts perpendicular to the joists so they do not compress the insulation below.
For this reason faced insulation is typically installed on the.
The facing on kraft faced insulation is made of kraft paper with an asphalt coating that makes the paper impermeable to water vapor.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
If you re installing additional insulation in an attic that s already insulated use unfaced insulation that doesn t have a vapor barrier.
Add the right kind of insulation.
Both can be added to uninsulated attics or layered over existing material.
Diy rolls if your attic is relatively wide open and you can easily access all areas you may want to consider installing additional rolls also known as batts on top of the current insulation.
So if you re installing insulation in an attic that doesn t have any used faced insulation and put the paper side down toward the ceiling.
Diy loose fill for attics that have difficult to reach places this method may be easier if you decide to do it yourself.
Best of all insulation is relatively easy to install and the average attic can be completed over the course of a weekend.
Check the attic walls and floors adjacent to an unheated space like a garage or basement.
How to add extra insulation to an attic.
When the time comes to sell your home a well insulated attic is a plus.
Whether you live in a warm weather state as i do or in a cooler northern climate it s hard to stay comfortable and keep your energy bills in check if you don t have adequate insulation in the attic.
An adequately insulated attic reduces your home s energy costs by keeping warm air in during the winter and hot air out during the summer.
Loose fill or batt the common term for blanket insulation.
The structural elements are usually exposed in these areas which makes it easy to see what type of insulation you have and to measure its depth or thickness inches.