Does Blown In Insulation Work

Labor cost of blowing insulation.

Does blown in insulation work.

Blown in insulation also called loose fill runs from 1 to 1 5 per square foot. Just about any electrician plumber or contractor who has worked in an attic full of blown fiberglass will preach his words of hate and despise for what he simply refers to as blown insulation but he s making a big mistake. But the important task of preparing the attic is something you can handle on your own. Blown insulation settles over time becoming less effective.

Acoustical drywall will cost in the. It doesn t do very good but require much less investment in time and disruption. Blown in cellulose is a last resort method of insulating a building. Blown insulation contains air pockets trapped between pieces of insulation during installation.

The amount that your blown insulation will settle depends on the material it is made from. Blow in insulation is not a perfect solution for walls. After a few years blown in insulation tends to settle downward by a few inches which slightly reduces its overall thermal resistance known as r value because it leaves a small section at the. Good technicians will have techniques for getting around these obstructions.

We include blown in attic insulation pros and cons but we can t recommend blown in fiberglass or cellulose as your best insulating choice. Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs. Cellulose blown in ceiling insulation is a good choice for diyers. Keep in mind that installing insulation around electrical wiring or outlets will likely require the help of a pro.

A blown in insulation job requires two people one to keep the blower full and working and the other to work the hose in the attic. Over time blown in insulation will settle and lose these air pockets reducing its effectiveness. Blown in insulation flows down around wall studs. Not all blown insulation is made of fiberglass.

Expect to pay more for projects that require a higher r value or thicker insulation. Insulation efficiently fills gaps. Blown in cellulose has a higher r rating and is less expensive than either blown insulation like fiberglass attic insulation or fiberglass batts. Materials can be layered for added protection.

Especially in older homes wall cavities may have obstructions such as electrical conduit fire blocks and plaster keys that prevent insulation from filling the cavities. The material can be either fiberglass or cellulose and consists of fiber foam or other materials in small particles and can even feel like down.