Drill 3 inch screws through the boards and into the joist where they cross over the joists.
Install attic floor over blown insulation.
Handy homeowners can install blown in insulation in the attic.
See install batt and roll insulation for details.
Laying foil over on top of insulation on the attic floor.
Batt and roll insulation works well between joist and stud spaces or if you have a wide open space or a crawlspace.
Loftzone gives you a strong storage platform above even thick insulation in your attic.
You need about 22 inches of blown in or about 19 inches of unfaced insulation in that attic space to give you the maximum amount of warmth.
Watch this easy diy guide on how to fit an attic sub floor and boards.
Place the 1 by 6 boards down over the floor joists in the attic so that they run at a perpendicular angle to the.
This method can be used in any climate though it historically has been most popular in colder climates.
Loose fill blown in insulation is best for tight spaces or if your attic already has a layer of insulation that just needs to be topped off.
How to install attic flooring over blown in insulation step 1.
Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.