Colorado Attic Insulation Requirements

Insulation level are specified by r value.

Colorado attic insulation requirements.

Larger insulation air sealing rebate may be given only to central ac or all electric homes. Insulation requirements for slab on grade floors is further specified in iecc section 402 2 8. You can achieve better thermal performance in your attic by adding an additional layer of insulation. Dense gray white or speckled fibers.

2 roofing permit quick permit you will need. Determining your insulation levels. Commonly accepted r values for various types of insulation. A quick way to see if you need more insulation is to look across your uncovered attic floor.

The recommended insulation level for most attics is r 38 or about 12 15 inches depending on the insulation type. R 5 shall be added to the required slab edge r values for heated slabs. Insulation requirements for slab on grade floors are further specified in iecc section r402 2 10. What it probably is.

R value is a measure of insulation s ability to resist heat traveling through it. If your insulation is level with or below the attic floor joists you probably need to add more insulation. If you are using blown in insulation indicate the number of bags and type of insulation cellulose fiberglass or other. Special insulation exceptions related to ceilings with attic spaces ceilings without attic spaces masonry veneer and.

Achieving greater r values in exterior walls in exterior walls add insulating sheathing to achieve a greater r value in your wall system. 3 2 x 10 r 32. R 5 shall be added to the required slab edge r values for heated slabs. R 5 shall be added to the required slab edge r values for heated slabs.

Special insulation exceptions related to ceilings with attic spaces ceilings without attic spaces masonry veneer and thermally isolated sunrooms are set forth in iecc section. If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs. Swamp coolers or whole house fans only may receive a smaller rebate if program requirements met. Special insulation exceptions related to ceilings with or without attic spaces masonry veneer and thermally isolated sunrooms are set forth in iecc section r402.

R value per inch. The higher the r value the better the thermal performance of the insulation.