The attic is the easiest place to insulate and the most important in terms of saving money and energy.
Most efficient insulation for attic.
Submitted by ian macleod on thu 02 05 2009 04 00.
The table below shows what levels of insulation are cost effective for different climates and locations in the home.
On average roll insulation costs less than other types of insulation source.
Blown in cellulose is an excellent option for an attic because it will fill all the.
Most federal tax credits for weatherizing your house and boosting its energy efficiency expired in 2011.
The big disadvantage with spray foam is cost.
This will be the most heavily insulated part of.
Sealing large air leaks is next followed by insulating the basement.
Insulation level are specified by r value.
It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.
A federal energy tax credit can help homeowners recoup their insulation investment if they complete the improvements by the end of 2007.
So your installer can apply insulation to the ceiling in addition to the rest of your attic for added protection.
I d blow insulation on the attic floor after air sealing of course.
Loose fill or batt the common term for blanket insulation.
Would that insulation also be the most energy efficient.
Attics generally require an r value of r 35 to r 45.
There are other materials and systems that you can use to insulate your attic.
For diy attic insulation you ve got two choices.
But your state s energy office or local utility may offer product rebates discounts or other financial incentives for.
So it s time to pay close attention to what s happening up there.
R value is a measure of insulation s ability to resist heat traveling through it.
The higher the r value the better the thermal performance of the insulation.
Insulation is one of the most effective ways to improve the energy efficiency of your attic.
Sometimes however insulation isn t enough.
When comparing types of insulation you should remember that they re measured in terms of their resistance to heat flow indicated by r value choosing the right insulation type can vary depending on your needs and your desire to be green.
Most often found in attics basements walls floors and ceilings insulation can save up to 20 percent on a home s heating and cooling costs making it one of the most important energy efficient tools at your disposal.
For this application i would recommend either.
Spray foam products are most easily installed in newly constructed homes.
Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer.
