How does dense pack cellulose improve insulation?

Dense pack cellulose improves insulation primarily by filling gaps and voids within wall cavities and other spaces. This characteristic is crucial for enhancing thermal performance because any air pockets or voids in insulation can lead to heat loss through conduction, convection, or radiation. By densely packing cellulose into these areas, you create a more continuous barrier that minimizes thermal bridging, thereby reducing the overall energy loss from heated or cooled spaces.

Dense pack cellulose effectively conforms to the shapes and contours of the areas being insulated, which ensures that there are minimal spaces for air to move through. This not only enhances the thermal resistance of the insulation material but also contributes to better overall energy efficiency in buildings. Moreover, the cellulose material can also possess some sound-deadening qualities, but the primary benefit related to insulation performance lies in its ability to fill gaps, creating a more effective thermal envelope.