Always cover the tops of the ceiling joists to make sure the insulation is deep enough to reach your target r value and.
How to put more insulation in attic.
Measure how much insulation you already have.
Level uneven spots with a rake.
Position the new vent chute so the.
With a helper to load the blower with insulation as needed start at the perimeter of the attic and work toward the attic access door.
More insulation installation tricks and tips work from the perimeter of the attic toward the door or hatch so that you don t trample all over the insulation you just.
There are many different ways to install insulation.
Fill every joist space completely and evenly with the insulation leaving attic vents uncovered.
Choose your insulation type.
How do i add insulation to existing attic insulation.
Pull back the existing insulation and use expanding spray foam the fire blocking type to seal any.
Install fiberglass batts over existing batt insulation.
You can add loose fill on top of fiberglass batts or blankets and vice versa.
Blown in insulation in the attic seal attic bypasses.
Pull the existing insulation away from the roof.
Continue laying down the insulation making sure the batts are pressed tightly together at all edge and end joints.
Check the depth using a tape measure.
When adding additional insulation you do not have to use the same type of insulation that currently exists in your attic.
Before installing determine the insulation material best suited for your home.
Handy homeowners can install blown in insulation in the attic.
If installing shredded insulation fill the attic space at least 15 inches high with insulation.
While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.
Install or repair vent chutes.
If installing fiberglass mats start by laying the mats at the furthest point from the attic access.
The pros often use spray foam insulation or blow shredded insulation.
Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.
Check pipes and vents.
Lay the batts across the ceiling joists covering the existing insulation.