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.
Block wall insulation.
Adding 2 inch thick insofast panels will bring your walls to r 13 30 percent more than the iecc minimum.
For pricing and availability.
Make sure your home is properly insulated in all these locations.
Insulation ratings can be improved by adding more layers of insulation.
You can mix the type and material of insulation too.
Wall insulation accessories.
The variety of concrete masonry wall constructions provides for a number of insulating strategies including.
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.
Each masonry wall design has different advantages and limitations with regard.
For pricing and availability.
The simplest and most affordable method of insulating the interior of a block wall is to install rigid foam board insulation.
Your walls in their present state have an r rating of about 3.
Achieving greater r values in attics.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
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.
Core fill 500 masonry foam insulation was the wall insulation technology chosen for orlando s amway center the first new nba arena to earn leed gold certification.
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.
The option for insulating concrete block walls includes spray foam insulation injection foam insulation polystyrene beads foam boards and loose fill masonry insulation.
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.
The ideal attic insulation r value is different than the ideal wall insulation r value.