Colorado Attic Insulation Requirements

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.

Colorado attic insulation requirements.

3 2 x 10 r 32. Insulation requirements for slab on grade floors are further specified in iecc section r402 2 9. Determining your insulation levels. Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter.

If your insulation is level with or below the attic floor joists you probably need to add more insulation. Insulation requirements for slab on grade floors is further specified in iecc section 402 2 8. Insulation level are specified by r value. R value per inch.

A quick way to see if you need more insulation is to look across your uncovered attic floor. 2 roofing permit quick permit you will need. What it probably is. Swamp coolers or whole house fans only may receive a smaller rebate if program requirements met.

The higher the r value the better the thermal performance of the insulation. R 5 shall be added to the required slab edge r values for heated slabs. You can achieve better thermal performance in your attic by adding an additional layer of insulation. Larger insulation air sealing rebate may be given only to central ac or all electric homes.

R value is a measure of insulation s ability to resist heat traveling through it. Achieving greater r values in exterior walls in exterior walls add insulating sheathing to achieve a greater r value in your wall system. Commonly accepted r values for various types of insulation. The recommended insulation level for most attics is r 38 or about 12 15 inches depending on the insulation type.

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. If you are using blown in insulation indicate the number of bags and type of insulation cellulose fiberglass or other. 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. Special insulation exceptions related to ceilings with or without attic spaces masonry veneer and thermally isolated sunrooms are set forth in iecc section r402.