Fire Resistant Insulation Foam Board

Foam insulation is typically considered the vapor barrier.

Fire resistant insulation foam board. Rigid foam insulation is a more effective air barrier than batts or blown in insulation especially if the seams between sheets are carefully sealed with caulk canned spray foam or tape. This q a article discusses the requirement for a fire resistant covering for foam and foam board board building insulation. Thermax sheathing specially designed to hold a class a fire rating 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. A wide variety of fire retardant foam insulation board options are available to you such as other heat insulation materials fireproof board and xps boards.

Manufactured with a heavy duty double coated non organic glass facer firestone resista polyiso insulation board is compatible with all fully adhered and mechanically attached single ply cold applied and self adhered modified bitumen membranes. 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. Exposed foam board insulation fire hazards. Resista polyiso is an economical choice offering protection against fire wind and mold.

We also provide a master index to this topic or you can try the page top or bottom search box as a quick way to find information you need. Ya i ve heard it s nasty and code requires it be covered by a fire barrier drywall suffices. This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses. Bxi ceramic fiber thermal insulation board 2732f inorganic flame retardant heat resistant 12 x 8 x 0 4 4 2 out of 5 stars 28 18 99 18 99 get it as soon as fri sep 4.

The list of uses includes crawl space radiant floor attic and walls. Eps is used under roofing over foundation walls and beneath siding. Da01 jul 3 12 at 22 55. Owens corning foamular 250 extruded polystyrene xps rigid foam insulation is a closed cell highly moisture resistant rigid foam board well suited to meet the needs for a wide variety of residential and commercial construction applications.

The glass fiber reinforcement provides improved fire performance and dimensional stability. From what i ve read foam insulation is a vapour retardant if i m using the right terminology not an outright barrier. Rigid foam is routinely used to insulate the interior or exterior of foundation walls.