R40 Attic Insulation Thickness

So in general a higher r value means a better insulated attic.

R40 attic insulation thickness.

The c denotes high density materials specifically designed for installation in areas where space is limited such as cathedral ceilings. Homeowners prefer ecotouch pink fiberglas insulation because it maintains insulating power over time. Insulate the attic with owens corning s ecotouch pink fiberglas insulation canada s 1 home insulation. Click the button to calculate the approximate r value for this job.

For loose fill cellulose this translates to a total depth ranging from 8 inches. The table below shows what levels of insulation are cost effective for different climates and locations in the home. Ecotouch pink fiberglas insulation has outstanding thermal resistance for maximum energy savings. Insulation level are specified by r value.

In temperate coastal areas such as zone 3 attic insulation of at least r30 up to a maximum of r60 is recommended. Energy efficient attic n insulation upgrades ideal. R50 attic insulation thickness. This calculator is to be used as an estimating tool only.

Adding insulation to your attic is a blast with the atticat expanding blown in insulation system. The recommended r value from professionals for attic insulation in ontario is r 50 and r 60. Oppenheimer former assistant vice. Attic insulation r value ontario.

June 17 2018 by zamira leave a comment. The atticat system is made up of atticat expanding blown in pink fiberglas insulation and the atticat insulation blowing machine engineered specifically for insulating attics. Input depth of existing blown in insulation in inches. The higher the r value the better the thermal performance of the insulation.

R value is a measure of insulation s ability to resist heat traveling through it. Insulation thickness 1 75 2 5 3 5 3 5 3 5 6 25 5 5 6 5 8 8 5 10 10 12 all listed thicknesses are approximate and may vary by 0 5 inches. For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed in your attic to reach r 30 if you live in zones 2 or 3.