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.
Block wall insulation.
For pricing and availability.
The ideal attic insulation r value is different than the ideal wall insulation r value.
Make sure your home is properly insulated in all these locations.
Your walls in their present state have an r rating of about 3.
Core fill 500 fills every joint crack and gap in a masonry wall providing the best possible sealing system against moisture airborne dust and pollutants and sound.
Depending on the density of the blocks an 8 inch thick block wall without any other type of insulation has a thermal resistance value between r 1 9 and r 2 5.
Achieving greater r values in attics.
Insulation ratings can be improved by adding more layers of insulation.
Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
Rockwool comfortbatt r 15 59 7 sq ft unfaced stone wool batt insulation 15 25 in w x 47 in l item 138683.
For pricing and availability.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Wall insulation accessories.
You can mix the type and material of insulation too.
Each masonry wall design has different advantages and limitations with regard.
Available in large three by five or four by eight sizes the panels.
Adding 2 inch thick insofast panels will bring your walls to r 13 30 percent more than the iecc minimum.
The option for insulating concrete block walls includes spray foam insulation injection foam insulation polystyrene beads foam boards and loose fill masonry insulation.
The variety of concrete masonry wall constructions provides for a number of insulating strategies including.
According to the international energy conservation code iecc for your area mass walls ones made of thick block brick stone or adobe should be at least r 10.