Rolled Vs Blown Attic Insulation

Batt insulation or about insulation removal and or installation for your home or building we re here to help.

Rolled vs blown attic insulation.

Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical. The r value for rolled insulation ranges from about 3 1 to 3 4. Due to a unique situation we are replacing all of our attic insulation. Blown in insulation requires a professional.

Before choosing blown vs. It is already removed. Batt insulation is available at home centers and lumberyards. It is possible to reach the same r value using less of this spray insulation than using the typical rolled insulation.

If you don t have hvac and ducts in the attic spray foam on the roofline isn t really necessary. The r value will vary depending on the specific materials your brand of insulation is made of and the area of your home being insulated. The big disadvantage with spray foam is cost. With blown in insulation you can expect an r value of 2 2 to 2 7 per inch for fiberglass and between 3 2 and 3 8 per inch of cellulose.

Blown in fiberglass insulation will perform better against fiberglass rolled batts. The r values for rolled insulation and blown in insulation are nearly equal. Handy homeowners can install blown in insulation in the attic. If you have questions about blown in vs.

On the other hand blown in insulation compared to rolled insulation has somewhat lower r values resulting in more material required to meet the same value and the same level of effectiveness. I d blow insulation on the attic floor after air sealing of course. Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation. Contact us either by filling out our online form or by.

We previously had rolls of r30 and now have the option of rolls vs blown in. This type of insulation was invented in the 1920s. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. Another thing to keep in mind is that blown in insulation can be more cost effective depending on the attic situation.

To get the full r value of insulation it must be in contact with the conditioned space. The r value for blown in insulation is about 3 2 to 3 7. It became an advantage to builders to use this type of insulation because it saved them money on supplies. Batt insulation take time to read this column.

It looks like rolls are triple the price but we are able to get them at no additional cost to us.