Colorado Attic Insulation Requirements

The recommended insulation level for most attics is r 38 or about 12 15 inches depending on the insulation type.

Colorado attic insulation requirements.

Insulation level are specified by r value. You can achieve better thermal performance in your attic by adding an additional layer of insulation. 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. 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. R value is a measure of insulation s ability to resist heat traveling through it. If you are using blown in insulation indicate the number of bags and type of insulation cellulose fiberglass or other. What it probably is.

R 5 shall be added to the required slab edge r values for heated slabs. Insulation requirements for slab on grade floors is further specified in iecc section 402 2 8. The higher the r value the better the thermal performance of the insulation. Larger insulation air sealing rebate may be given only to central ac or all electric homes.

3 2 x 10 r 32. Dense gray white or speckled fibers. 1r building permit single family duplex walk through required if you are using batt insulation you will need to indicate what r value insulation your are installing. Commonly accepted r values for various types of insulation.

If your insulation is level with or below the attic floor joists you probably need to add more insulation. Special insulation exceptions related to ceilings with attic spaces ceilings without attic spaces masonry veneer and. Special insulation exceptions related to ceilings with or without attic spaces masonry veneer and thermally isolated sunrooms are set forth in iecc section r402. Determining your insulation levels.

R 5 shall be added to the required slab edge r values for heated slabs. R value per inch. Swamp coolers or whole house fans only may receive a smaller rebate if program requirements met. A quick way to see if you need more insulation is to look across your uncovered attic floor.

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. 2 roofing permit quick permit you will need.