When you need to add insulation to an attic crawl space or walls of a home the fastest and most cost efficient method is to use blown in insulation.
Cellulose blown attic insulation.
Sometimes loose fill insulation is referred to as blown in insulation because an installer literally blows it into your home with a special machine.
Fiberglass batts however are less expensive costing on average 0 30 to 0 40 a square foot for 6 inches of insulation.
The average cost of blown in insulation to achieve an r value of r 38 r 49 is 1 665 with most homeowners spending between 874 and 2 156 or 1 59 per square foot.
Bag of all borate contractor grade 30 lb.
When comparing blown in insulation both fiberglass and cellulose are nearly identical in price both costing around 0 70 to 0 80 per square foot for 6 inches of insulation.
Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs.
This calculator is to be used as an estimating tool only.
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When you install insulation in an existing closed wall or in an attic it likely will be a loose fill product called blow in cellulose insulation with an attic this type of insulation is just one option along with the other popular alternatives fiberglass batts or blown in fiberglass.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.
There are two ways to get your insulation whether fiberglass or cellulose.
We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons.
Blown in spray foam batts and blankets.
Batts or loose fill.
Contractor grade 30 lb.
Cellulose insulation has an average thermal value of r 3 7 so you d need just over five inches to equal an r 19 batt.
Input length width and desired r value of the area to be insulated.
Bag of all borate insulation is ideal for professional contractors that offer blow in attic sidewall and floor applications.
Greenfiber cellulose insulation fills gaps and voids to create an energy saving thermal blanket that can lower heating and cooling costs by 25 and reduce sound power by 60.
Get free shipping on qualified cellulose attic blown in insulation or buy online pick up in store today in the building materials department.
A bag of cellulose runs about 11 50 and will cover 36 7 square feet at a.
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.