How To Install Insulation In Attic

Lay down boards or plywood sheeting to help you be able to walk safely in the attic space.

How to install insulation in attic.

Begin laying in. Choose your insulation type. Ensure insulation extends to the outside edge of the exterior top plates and is flush against any ventilation dams baffles. If you re installing additional insulation in an attic that s already insulated use unfaced insulation that doesn t have a vapor barrier.

Lay the batts across the ceiling joists covering the existing insulation. Connect the hose to the insulation machine. Installing attic insulation requires first preparing the surfaces around the attic entry to ensure that any contaminants in the attic aren t spread throughout the home. Continue laying down the insulation making sure the batts are pressed tightly together at all edge and end.

Fill your space with insulation. Ensure ends of insulation are butted together and flush to underside of framing. Raise the floor to create storage space. To install insulation batts and blankets if using insulation with a vapor retardant facing install the material with the vapor retardant side down.

Before installing determine the insulation material best suited for your home. So if you re installing insulation in an attic that doesn t have any used faced insulation and put the paper side down toward the ceiling. When laying insulation it s a common mistake to cover up the soffit vents. Old insulation is removed and the attic space is cleaned out.

Friction fit insulation snugly between and parallel to all standard and narrow attic framing members. Check pipes and vents. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic. Continue to fill the attic.

How to install fiberglass insulation step 1. Connect the hose to the blown in insulation machine. Begin at a wall and work toward the center of the attic floor or the entryway carefully placing insulation between joists and ensuring a snug fit. Then feed 1 2 a.