Wall Insulation Cost Factors The construction or remodeling that you’re doing will determine your insulating options and the cost to install wall insulation.

Blown-In Insulation or Loose-Fill Insulation: This type of insulation can be added to existing exterior walls without major renovations, filling voids and increasing energy efficiency.

Even existing home owners have commissioned us to add injection foam insulation to their existing homes. We can add injection foam insulation to exterior & interior walls, and even ceilings!

Even existing home owners have commissioned us to add injection foam insulation to their existing homes. We can add injection foam insulation to exterior & interior walls, and even ceilings!

Extruded polystyrene foam is an excellent option for improving the insulation on exterior walls. It can even be applied over some types of existing siding before new siding goes on. Photo by Photo ...

Since most homes built prior to 1980 did not require insulation, injection foam is a great solution to add insulation without having to tear down the walls.

But our view is that if your wood-frame home is not very old and has existing insulation, foam injection may not be that helpful.

Yes, you can use blown-in insulation or injection foam for your wall joist space or spray foam insulation for the roof space. These methods allow you to improve thermal performance without rafter ...