R value is a measure of insulation s ability to resist heat traveling through it.
California average attic insulation.
The main factors that impact the cost are.
Get fair costs for your specific project requirements.
According to home advisor insulating your attic can cost between 1700 to 2100.
That s where this nifty energystar chart comes in handy.
Attic insulation will help keep your energy bills down whether you need to stop heat coming in from outside or prevent the heat in the house from escaping.
Will usually cost about 1 600 2 700.
It can cost anywhere from 1 700 to 2 100 or between 1 50 and 3 50 per foot to insulate an attic depending on what insulation material you choose.
On average attic insulation costs between 1 50 and 3 00 per square foot depending on the type of materials used and the r value per inch of those materials.
Type and material of your insulation.
An average size attic of 1 200 square ft.
R 30 to r 60 insulation will cost between 0 15 to 0 65 cents per square foot.
If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs.
The table below shows what levels of insulation are cost effective for different climates and locations in the home.
Insulation level are specified by r value.
On average you can expect to pay between 1 25 to 2 00 per square ft.
So it s time to pay close attention to what s happening up there.
On this chart each part of the country is divided into different zones and each zone has a recommended r value.
Contractor or insulation installer s fee.
The higher the r value the better the thermal performance of the insulation.
To install attic insulation and material cost for cellulose fiberglass with a r value of.
Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer.
Blown in insulation is the least expensive option and ideal for older attics.
Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Sacramento and most of california are in zone 3 which requires attic insulation with an r value between 30 and 60.
Square footage of your attic.
Spray foam while the most expensive is best for noise reduction and new construction.
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.
