The variety of concrete masonry wall constructions provides for a number of insulating strategies including.
How to insulate concrete block walls.
The best way to install rigid foam on a concrete block wall is as a continuous layer.
Fasten the furring strips to the concrete blocks with tapcons or similar masonry screws.
This can be done with pretty much any rigid insulation.
And there is no effective way to fill the voids in an existing concrete block wall.
Your only option is to cover the inside of the exterior walls with a continuous layer of insulation as though you were insulating a basement wall.
In your climate zone zone 5 code requires you to insulate concrete block and other mass walls to at least r 13 if all of the insulation is on the exterior.
When it comes to how to insulate a concrete block house with solid walls applying the insulation material is a bit like waterproofing your home leaving your wall completely dry and resolutely resistant to moisture.
Interior insulation insulated cavities insulation inserts foamed in place insulation granular fills in block core spaces and exterior insulation systems.
Step 4 perform the proper insulation.
Then install 1x4 furring strips 16 inches on center on the interior side of this continuous layer of rigid foam.
While these are the options again the material available to use depends on whether the walls will be covered or the open top is exposed like in a remodel or new build.
A respirator mask and safety goggles are also helpful.
Make this layer of rigid foam as thick as possible.
Place the insulation between studs joists and rafters stapling them into place as you go.
In fact your walls will absorb up to 95 less moisture than an untreated wall.
The simplest and most affordable method of insulating the interior of a block wall is to install rigid foam board insulation.
The option for insulating concrete block walls includes spray foam insulation injection foam insulation polystyrene beads foam boards and loose fill masonry insulation.
Fiberglass insulation may irritate exposed skin areas.
Available in large three by five or four by eight sizes the panels.