Attic Best R Value For The Deep South

It would be like insulating the attic to r 30 and then removing a couple of windows and leaving a couple of big holes in the walls.

Attic best r value for the deep south.

The higher the r value the better the thermal performance of the insulation. R value actually stands for resistive value. Higher r value numbers mean that the insulating material resists the cold or heat from the outside better. The best advice for a home in boston can be disastrous for home in phoenix and vice versa.

There are many ways to retrofit a home with fiberglass and. To insulate to r value 50 with an r value of 3 5 per inch you will need 50 divided by 3 5 or about 14 inches. The truth is this studs have an r value of 3 5. And once you fill it with insulation aka a sponge you get mold rot and health issues.

Best insulation r value per dollar. Where you live different climates require different insulation r values. To add to the r value of existing insulation calculate the thickness based on the. R value is a standard unit of measurement for determining among many things how effective your insulation will be.

Your home s age if your home is more than 10 year old you likely need more insulation. Insulation level are specified by r value. You will need a higher r value of insulation if you live in the northeast than if you live in southern california. The brutal sun in the southern states will cook your attic and turn it into an oven literally.

A deep energy retrofit is a possibility but. R value is a measure of insulation s ability to resist heat traveling through it. If you insulate your attic to an r 30 but do not insulate anywhere else you will have wasted 2 3 of the insulation. Let me explain when the general public hears an r 13 wall insulation they believe that in fact they have an r 13 insulation value in their exterior walls.

In the deep south it is usually more beneficial not. U factor is a measure of a component assembly in its conductive and radiate capacities.