Fire Rated Foam Insulation Board

Great stuff fireblock insulating foam sealant can save much more than energy costs.

Fire rated foam insulation board.

Model sg 25 p3 15 47 221 view the owens corning home comfort solutions. Thermax sheathing specially designed to hold a class a fire rating. Rmax thermasheath 3 1 in. Since most fire codes call for a minimum of half hour fire rating over foam insulations paneling would probably not provide a sufficient fire barrier over the foam insulating board.

It comes in standard size 4 8 sheets and smaller sizes in many different thicknesses from 1 4 inch to 2 inches. The good folks at dow have had their material tested and approved for installation on the inside of foundations for certain spaces without the. Thermax sheathing is a nonstructural rigid board insulation with a glass fiber infused polyisocyanurate foam core laminated between 1 0 mil smooth reflective aluminum faces. Used in fire rated exterior wall assemblies for application in office buildings schools shopping centers and more.

This q a article discusses the requirement for a fire resistant covering for foam and foam board board building insulation. Supershield multipurpose bp48010 48 inch by 10 feet roll reflective foam core not cheap bubble diy insulation weatherization water proof meets fire codes made in usa 4 8 out of 5 stars 66 47 77 47. Foam board insulation is easy to use and is a great diy way to add some insulation. The problem with that application has always been that the foam board needed to be covered with a thermal barrier or flame spread barrier like drywall in order to meet local fire codes.

Some types of thicker foam board insulation are available but they may need to be special ordered. Best seller owens corning thermafiber fire and sound guard mineral wool insulation batt 15 in. Rigid pir insulation boards fire rated future foams pir board is a non structural polyisocyanurate insulation board consisting of a rigid insulation core sandwiched between two high performance foil facings to create a tough durable light weight board that has high insulation properties with a high level of fire performance. Easy to handle cut and install without the difficulties of foil facing.

Readily combines with blanket type insulation for greater r value. The glass fiber reinforcement provides improved fire performance and dimensional stability. Thermax sheathing can be installed exposed to the. R5 radiant acoustic insulation kit stc 19 5 piece.

Exposed foam board insulation fire hazards. Rmax r matte plus 3 1 2 in. Available with tough film facers for added damage resistance.