Attic Insulation Fire Rating

Thermafiber residential mineral wool insulation commercial grade at home thermafiber residential mineral wool blankets are ideal for insulating walls floor ceilings and attic spaces in homes.

Attic insulation fire rating.

The fire resistance of each form depends largely on the material of which it is composed. These include chopped fibers foam fibrous mats and textiles board or block insulation films and foils. For diy attic insulation you ve got two choices. These products provide a high r value inch excellent sound attenuation characteristics and outstanding fire performance.

The fire rating system for insulation is basically how long the material can withstand a standard fire resistance test. Fireproof insulation materials come in five primary forms. It features a unique flexible edge designed to compress as the batt is inserted then spring back expanding the. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.

Loose fill or batt the common term for blanket insulation. A higher insulation r value usually means a higher price point as well. Insulation r values vary based on the type thickness and density of the insulation material. R 30 comfortbatt fire resistant mineral wool insulation batt 15 in.

The table below shows what levels of insulation are cost effective for different climates and locations in the home. Typically a higher insulation r rating means better climate control and better energy efficiency for your home. The higher the r value the better the thermal performance of the insulation. Both can be added to uninsulated attics or layered over existing material.

R value is a measure of insulation s ability to resist heat traveling through it.