Replacement Attic Insulation
This variety of insulation is designed to reflect both cold and heat.
Replacement attic insulation. Loose fill or batt the common term for blanket insulation. See typical tasks and time to insulate an attic along with per unit costs and material requirements. Cellulose has an r value of 3 2 per inch of depth while fiberglass ranges from an r value of 2 to 2 5 per inch of depth. Regardless of what causes the insulation to stop working you need to fix it quickly to prevent a wide range of problems.
The cost to insulate an attic starts at 1 68 3 25 per square foot but can vary significantly with site conditions and options. This happens from normal wear and tear contributed to by age but also from critters who nest in your attic and poor installation. A typical insulation project can range from 1 500 to 5 000 depending on the size of the project. Any moldy insulation should be replaced immediately.
Old attic insulation is often inefficient and could lead to unnecessarily high energy bills. The insulation fibers may be comprised of fiberglass cellulose mineral wool or even recycled blue jeans. Believe it or not there are situations in a home when you should remove the old attic insulation before adding more over the existing and in this short video. Batt blanket or rolled insulation.
Removing attic insulation is the first step in our integrated attic cleaning solution. Get fair costs for your specific project requirements. 0but olson says in many cases the old insulation does not need to be removed which keeps costs down. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Attic insulation is available in a variety of materials including fiberglass mineral rock wool cellulose spray foam polystyrene and more. This insulation is made from a foam material. This type of insulation may last up to 100 years or more. For diy attic insulation you ve got two choices.
Mold can grow from the warm humid atmosphere in an attic causing hazardous air quality for your home. Both can be added to uninsulated attics or layered over existing material. Over time your attic s insulation can break down and deteriorate. Batt insulation consists of long rolls of insulation fibers which are held together with a paper or reflective foil backing.
We typically work through and seal the attic bypasses with the existing insulation in place olson says. If your attic has old or dirty insulation it may be time to get it looked at and replaced. You should also replace insulation if your roof has had a leak or you suspect water has gotten into the insulation.