Ventinh Attic Before Blowing In Insulation

Blown in spray foam batts and blankets.

Ventinh attic before blowing in insulation.

For diy attic insulation you ve got two choices. Loose fill blown in insulation is best for tight spaces or if your attic already has a layer of insulation. Batt and roll insulation and loose fill sometimes known as blown in insulation. See install batt and roll insulation for details.

If you need to add insulation in your attic save big by blowing in cellulose insulation yourself. About attic ventilation natural attic ventilation. Blown in insulation overview. This is especially true with loose fiber insulation that has been blown into the attic.

In most older homes and even in some newer ones blowing extra insulation into your attic can help save you a lot of money on energy bills some estimates go as high as 20 percent per year as well as make your home a more comfortable place to live. We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons. How to keep blow in insulation out of soffits. Net net for many reasons you re probably going to decide this job is well worth doing.

How much does attic insulation cost. Both can be added to uninsulated attics or layered over existing material. Vents placed in the underside of the roof s overhang or soffit provide a means for air to get into the attic to help cool it in the summer months. By far the easiest way to add insulation to a completed home with the walls and ceiling already closed up is to blow insulation into the attic.

At first it may seem odd to add insulation for warmth and then purposely allow cold air to enter the attic through vents but this combination is the key to a durable and energy efficient home. 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. There are two main types of insulation. Batt and roll insulation works well between joist and stud spaces or if you have a wide open space or a crawlspace.

Wind can blow up through soffit vents disturbing insulation and moving it out of place. Loose fill or batt the common term for blanket insulation. A bag of fiberglass insulation will cover approximately 65 square feet. Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.

A bag of cellulose insulation covers about 30 35 square feet of attic space if you are blowing in 10 inches. Handy homeowners can install blown in insulation in the attic. You can do it yourself for about 500.