Begin laying in the insulation starting at an area farthest from the attic access image 1.
How to install insulation in an attic ceilings.
While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.
Check pipes and vents.
Before installing determine the insulation material best suited for your home.
This old house general contractor tom silva and host kevin o connor demonstrate the proper way to insulate an attic.
Climb the ladder and measure the length of one of the bays between a pair of joists with a tape measure.
Cut a section long enough to fill the bay from a roll of insulation using a utility knife.
Verify the height allows for 1 inch of required air space.
Using a straightedge as a guide make your cut image 2.
Fill every joist space completely and evenly with the insulation leaving attic vents uncovered.
See below for a shopping list and tools.
When rolling the insulation cut it to length using a utility knife.
Choose your insulation type.
When you reach the end of a line pull the insulation back slightly then place it on a joist so there is a solid surface to cut on.
Measure and mark the height on the baffle.
Calculate how much you need.
Level uneven spots with a rake.
For all eaves with vents fasten bottom of baffle in place to allow insulation to completely cover the top plate.
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.