Best Insulation For Hot Attic

Rolls and batts are produced of mineral wool and fiberglass.

Best insulation for hot attic.

You can use products like radiant barrier on the underside of the roof spray foam or even good old fashioned batts of rock wool denim or fiberglass. Spray foam insulation is by far the best type of insulation for hot climates as it has considerably higher r values than other insulation types. According to the icynene web site icynene is a top spray insulation provider 93 of conductive heat flow is already stopped by r 13 insulation. Among commonly used types of insulation there are mineral wool or fiberglass rolls and batts rigid fiberglass board loose fill materials cellulose mineral wool etc.

Since the heat load is higher on the roof than walls just adding more and more insulation to the walls does not necessarily improve conditions. Focus a lot of energy pun intended on the underside of the roof to keep the heat out of the attic and not just the floor of the attic. Spray foam insulation is highly sought after because it has incredible r value per inch. Blanket insulation is available as batts or rolls and is the easiest diy insulation material.

Modern technology of blanket insulation today is considered the best insulation for attic. Types of attic insulation for hot climates. It s available in fiberglass mineral wool plastic fibers and natural fibers.