How Do You Blow Insulation In Walls?
While most people recognize the importance of insulating attic spaces, many do not realize the need to insulate walls. Exterior walls should be insulated to help keep energy costs down. Insulation also reduces noise. Batt insulation, which is pre-cut panels of insulation, is often used for new construction because the wall cavities are easily accessible. For existing homes, blown insulation is preferred and is usually completed by a professional. Decide whether to blow insulation in from the interior or exterior of the home. Generally, professionals choose to blow from the outside, thereby reducing repair to interior walls. Remove one section of siding along the side of the home at each floor. At window openings, remove a piece above and below the window to access the wall cavity. If the home is brick or stucco, perform the operations from the interior, drilling through drywall or paneling. Drill a 2-inch hole to access the wall cavity. The cavities run vertically along the house, each
