Attic Best R Value For The Deep South

A deep energy retrofit is a possibility but.

Attic best r value for the deep south.

R value is a measure of insulation s ability to resist heat traveling through it. R value actually stands for resistive value. You will need a higher r value of insulation if you live in the northeast than if you live in southern california. R value is a standard unit of measurement for determining among many things how effective your insulation will be.

Where you live different climates require different insulation r values. 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. The brutal sun in the southern states will cook your attic and turn it into an oven literally. The truth is this studs have an r value of 3 5.

If you insulate your attic to an r 30 but do not insulate anywhere else you will have wasted 2 3 of the insulation. The higher the r value the better the thermal performance of the insulation. Best insulation r value per dollar. 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.

There are many ways to retrofit a home with fiberglass and. U factor is a measure of a component assembly in its conductive and radiate capacities. Basics of faced fiberglass insulation from r 13 to r 19. Insulation level are specified by r value.

The r refers to absolute thermal resistance. Your home s age if your home is more than 10 year old you likely need more insulation. Recommended home insulation r values. In the deep south it is usually more beneficial not.

And once you fill it with insulation aka a sponge you get mold rot and health issues. The best advice for a home in boston can be disastrous for home in phoenix and vice versa.