Is Foam Insulation Flammable

When deciding whether spray foam insulation is right for you you need to consider whether it is flammable.

Is foam insulation flammable.

Anybody else concerned about all of the flammable foam filling a structure. Yes spray foam insulation is considered flammable. Whether it is enclosed or not. Resists moisture that can lead to mold or mildew and provides increased sound and thermal insulation.

Radiant barrier insulation is perhaps the most uncommon way you can insulate your home. Its ability to revoke air leakage. Rigid polyurethane and polyisocyanurate foams will when ignited burn rapidly and produce intense heat dense smoke and gases which are irritating flammable and or. However it is flammable according to the international building code in fact all foam plastic materials are flammable.

Is the spray foam insulation flammable. It s great at sealing up even the smallest cracks and preventing moisture. Touch n foam 2 component spray foam expands and touch n foam 2 component spray foam expands and cures quickly to fill cavities gaps cracks expansion joints and other sources of air leakage in a building envelope. Martin holladay staycell one step 255 manuactured by preferred solutions is a spray foam that has passed fire safety tests demonstrating that the foam resists ignition even when it isn t covered by an ignition barrier or a thermal barrier.

According to the international building code all foam plastic materials not just spray foam but styrofoam sound proofing foams extruded polystyrene foam boards etc must be considered flammable no matter what any salesman tries to tell you. But in addition to being flammable this kind of spray foam has chemical properties that when produces smoke which can render occupants of a house unconscious and even lead to temporary blindness. Its ability as soundproofing spray foam. And of course affordability however surprisingly the flammability of an insulation is overlooked.

Of course there are several other aspects that are more of a concern when deciding the correct insulation such as. The spray foam insulation produces a flashover in 44 seconds a supersonic jet in fire acceleration by thermal insulation. As described by a 1989 osha technical memorandum. However it s important to note that different manufacturers of spray foam insulation offer different levels of flammability.