Blow in Insulation Services for Residential Homes


Blow-in insulation is the process of blowing insulation material into attics, walls or around crevices. When installing in attics, fiberglass, cellulose, and dense insulation may be used. It has a texture like down feathers and is able to fit into tight spaces like walls or between wires or ducts.

In homes, blow-in is constructed from various substances, including recycled cardboard, recycled newspaper glass, and other ordinary trash. technicians use special equipment to blow out the material.

blow in insulation


What is Blow-In Insulation used for?

Like Foam and Batt insulation, Blow-in may be used for both residential properties. They can be applied to:

  • Walls that are enclosed from the outside or opening new wall cavities

  • Existing constructed areas which include attic space and tile floors

  • Hard to reach areas


What is R-Value for Blow-in Insulation?

R-value is determined by a grading system used to check the Insulation’s effectiveness. The higher the R-Value, the more insulated the material is. Depending on the location of the blow-in insulation, it could require a different layer of material.

Below are the two R values for Blow-in Fiberglass and Cellulose:

  • fiberglass: R-value of 2.2 to 2.7 per inch.

  • Cellulose: R-value of 3.1 – 3.8 per inch

  • Stone Wool: R-value of 2.2-3.3 per inch

R values can be affected by climate, type of material and section of building. floors, Walls, and attics will all use different values. 


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