During new construction batt insulation thick strips of spun fiberglass or a paper based product.
Removing ceiling drywall with blown in insulation.
It s cheaper and easier to create small penetrations in the wall so that the insulation can be blown in.
Tearing down a drywall ceiling is not a super pleasant experience but tearing down a ceiling that has 14 in.
Before you begin removing the ceiling drywall take out the insulation if possible.
Sometimes the problem extends so far that it s best to remove an entire 4 by 8 foot drywall panel or at least a large section of it and replace it with a new panel of the same size.
Removing the wallcovering to insulate the wall cavity just isn t cost effective.
When a large section of drywall ceiling is saggy warped droopy broken moldy or wet you need more than just a spot repair.
Of blown in insulation on top of it is a complete nightmare.
Whether you are upgrading the insulation or need to take out damaged or moldy insulation blown in insulation removal is a dirty job but can be a necessary one.
Batts are easy to lift out and having them out of the way will make the demolition easier.
Blow either loose fill cellulose or spray foam into walls from the outside with.
You can also add insulation to existing walls without removing drywall by cutting holes in the exterior siding.
For that reason blown insulation is usually the preferred choice when you have to re insulate a completed wall.
In a perfect world you would be able to unscrew invisible bolts remove drywall panels install insulation and reinstall the panels our less than perfect world of permanently attached wallboard means time consuming hacking away of gypsum individually removing drywall screws or nails installing r 13 or greater fiberglass roll insulation and re installing the drywall.
Blown in insulation is commonly used in attics and in between new walls it s affordable and simple to install.