Attic Insulation Fire Rating

The fire rating system for insulation is basically how long the material can withstand a standard fire resistance test.

Attic insulation fire rating.

It features a unique flexible edge designed to compress as the batt is inserted then spring back expanding the. For diy attic insulation you ve got two choices. Insulation r values vary based on the type thickness and density of the insulation material. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.

These products provide a high r value inch excellent sound attenuation characteristics and outstanding fire performance. Loose fill or batt the common term for blanket insulation. R value is a measure of insulation s ability to resist heat traveling through it. The class 1 fire rating definition is the flame spread index and smoke development index which means how fast a flame will spread when introduced to the material and how much smoke it produces.

Insulation level are specified by r value. These include chopped fibers foam fibrous mats and textiles board or block insulation films and foils. 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. A higher insulation r value usually means a higher price point as well.

Fireproof insulation materials come in five primary forms. Typically a higher insulation r rating means better climate control and better energy efficiency for your home. The fire resistance of each form depends largely on the material of which it is composed. Both can be added to uninsulated attics or layered over existing material.

The higher the r value the better the thermal performance of the insulation.