Is Foam Board Insulation Flammable?

Yes, foam board insulation is flammable. However, Neopor’s graphite polystyrene (GPS), which is used in Halo products, is treated with a fire retardant which greatly reduces flame spread and helps the fire to self-extinguish once the source of fire is removed. Thus, Neopor, and all Halo products, are approved for the construction of homes and […]