When you re installing a new electrical circuit or running speaker cables in your home you have to run the wires inside your finished walls.
Disturb blown attic insulation to run wire.
A how to on installing certainteed s insulsafe sp and truecomfort blown in fiber glass insulation into attic applications including application techniques.
If this meets code then i will be running attic wiring in this manner from now on.
To keep the blown in insulation from falling through the attic hatch opening make a 2x12 dam around the hatch perimeter.
Loose fill blown in insulation is best for tight spaces or if your attic already has a layer of insulation.
Batt and roll insulation works well between joist and stud spaces or if you have a wide open space or a crawlspace.
There are two main types of insulation.
Whenever i do attic wiring i remove the insulation and staple it to the ceiling joist.
Thanks to an.
I was also under the impression that if wiring is in an attic space that it may need to be derated because it can get very hot up there.
If the sites that you want to run wire to are on the outside of the house you should not need to drill a new hole.
Then to really seal the attic access up tight says olson lay fiberglass batt insulation on the inside of the hatch or door and wrap it up tight like a christmas present photo 3.
See install batt and roll insulation for details.