For diy attic insulation you ve got two choices.
Where does attic insulation go.
Loose fill or batt insulation is typically installed in an attic.
Let s say the insulation you ve selected has an r value of three per inch and you d like to achieve an overall value of r 36.
If it does you definitely need to fix it to prevent rot or mold.
Blown in insulation is installed using blowing machines.
You get a free blown in machine rental with your insulation purchase.
If your home was built decades ago it may not be as energy efficient as you would like it to be.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Then go get yourself some unfaced batts and do your best to install them to grade i quality.
Speaking of fiberglass batt insulation carl seville a k a.
One of the best ways to improve the energy efficiency of your home is by insulating your attic but if your attic is already insulated you might be wondering does attic insulation go bad you might have also heard that the insulation in your home can last decades or longer.
Your options for attic insulation range from radiant barriers to sheets of mineral wool but most homeowners stick with products made from cellulose or fiberglass.
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.
Assuming the insulation isn t too much trouble to get to i would turn it over so the paper facing is toward the ceiling or peel the facing off all together.
It makes adding insulation to your attic a breeze.
Blown in spray foam batts and blankets.
Loose fill insulation is usually less expensive to install than batt insulation and provides better coverage when installed properly.
In particularly cold climates you might go up to r 60.
Different types of insulation have different advantages.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Fiberglass is the most common type of insulation and the least expensive.
We love our diyers so take up our incentive to improve your attic insulation situation yourself.
See more on different types of insulation.
To find out if you have enough attic insulation measure the thickness of the insulation.
Get a free 24 hour blown in machine.
Fiberglass batting is also easy to install yourself on an exposed attic ceiling or floor using the proper protective gear fiberglass can irritate the skin and eyes.
The green curmudgeon wrote another article on poorly installed batts recently with photos of knauf fiberglass.
Advantages of each type of insulation.
We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons.