Blown in insulation overview.
Ways to insulate attic.
To get the target r value from the product you chose use the number of bags your calculations showed that you needed to insulate your attic never fewer.
There are two basic ways to insulate a finished attic.
Read this guide to learn the basics of doing it yourself.
If you want to keep the area behind the sidewalls.
If you need to add insulation in your attic save big by blowing in cellulose insulation yourself.
If only the living space will be insulated wrap the insulation around the room s walls and ceiling and then continue along the floor of the non living space.
Attic insulation is one of the most cost effective ways to reduce your energy consumption without sacrificing a warm house.
Your home s r value score will guide you toward the type of insulation you need.
Depending on the difficulty of your job the size of your attic and the type of insulation material you choose the final cost for professional placement will likely fall between 1 50 and 3 50 per foot.
While insulating your attic space with foam can be an effective way to lower heating costs you can use a simple reflective foil material as a cost effective alternative.
But other home maintenance tasks can also defend your house and all of its inhabitants from chilly weather and blustering winds.
By stapling the foil sheets to your attic roof rafters you can reflect the heat that hits the rafters back down into your home s living space.
The pros charge 1 500 to 2 000 to do a 1 200 sq ft.
In general an attic s r value should be between r 30 and r 49.
How much does attic insulation cost.
In particularly cold climates you might go up to r 60.
If you ve reached your target depth but still have a few bags left over keep adding the material at an even depth throughout the space until all the bags your calculations called for are empty.
Before insulating seal any air leaks and make roof and other necessary repairs.
Either way the house is probably wasting energy and the homeowners money.
Insulating the attic is a surefire way to warm your home this winter.
In this case the area behind the knee wall will be uncomfortably hot or cold.
Houses built before the energy crunch in the early 70s might just have a little bit of fiberglass insulation in the attic or empty cavities between the joists.
You can do it yourself for about 500.
Here s a quick overview on your options for attic insulation including the average cost of each material.
If it is located in a conditioned part of the house also remember to insulate and air seal your attic access.
