Thermal Barrier For Foam Insulation

If there s a fire in the building a thermal barrier keeps the combustible spray foam from the flames to increase fire resistance.
Thermal barrier for foam insulation. Delivers 40 sound absorption when installed over 5 5 inches of icynene classic spray foam insulation. A thermal or fire barrier is a material or coating applied over polyurethane foam designed to slow the temperature increase of the foam during a fire and to delay the foam s involvement in a fire. The building code definition of an approved thermal barrier is one which is equal in fire resistance to 12 7 mm 1 2 inch gypsum board. The irc calls for this barrier between the occupied space and materials that could be considered flammable or a fire hazard.
Insulated foam sheets are also used as an insulated sheathing underlayment for exterior siding. A thermal barrier is a material applied between foam plastics including spray polyurethane foam and interior spaces designed to delay the temperature rise of the foam during a fire situation and to delay or prevent the foam s involvement in a fire. That s what separates it from the occupied spaces. A common choice is drywall.
The panels provide a continuous energy efficient surface. The thermal barrier specified in section r316 4 is not required when foam plastic in a roof assembly or under a roof covering is installed in accordance with the code and the manufacturer s installation instructions and is separated from the interior of the building by by tongue and groove wood planks or wood structural panel sheathing in accordance with section r803 not less than 15 32 thick. The list of uses includes crawl space radiant floor attic and walls. A thermal barrier is a material that is applied between spray foam insulation and the interior living space.
This product is a fraction of the cost of drywall. Do you need a thermal barrier. Reflectix insulation has over 20 energy saving applications for reflectix insulation has over 20 energy saving applications for around the home. The thermal barrier is used mostly as a fire resistance measure.
To be classified as a thermal barrier the material must resist severe fire exposure for a minimum of fifteen 15 minutes. Keep in mind that any interior rigid insulating panel must be covered by a barrier. This eliminates thermal bridging which is the energy lost through wall studs. If you put spray foam insulation in a building it needs a thermal barrier.
Thermal barrier is applied between foam and interior space to delay the temperature of the foam during a fire situation and delay prevent the foams involvement in a fire. Energsmart installs a thermal barrier coating over spray foam in some applications usually where drywall is not desired. The approved thermal barrier. Our product is easy to handle and install.
All insulation must be separated from living spaces by a thermal barrier typically drywall.