The joists for this riser should run perpendicular to the existing ceiling joists.
Attic decking over insulation.
Attic insulation between roof trusses.
Place the 1 by 6 boards down over the floor joists in the attic so that they run at a perpendicular angle to the.
You nail or staple.
However if you keep the storage weight to a minimum you may be able to build a storage platform above the insulation by attaching supporting beams to the sides of the trusses.
How to install attic flooring over blown in insulation step 1.
This will make the installation of these new joists easier while spreading the weight across several joists.
A single 4 pack covers approximately 10 sq.
Seal any gaps around the perimeter of the attic with caulk and install baffles on the roof decking over the soffit vents.
The only storage system designed specifically for the unfinished areas over a garage or under a roof.
Even easier you can also use a prefabricated attic floor kit designed specifically to raise the attic floor above the insulation.
Ensuring adequate insulation under the flooring.
To give yourself enough space to ensure adequate insulation under the flooring construct a riser of 2 x 4 s in the attic over the existing joists.
Drill 3 inch screws through the boards and into the joist where they cross over the joists.
Attic flooring panels are easy to install with their interlocking edges.