
Can sparks from angle grinder start a fire on fiberglass insulation ...
May 10, 2021Insulation will burn, but will not sustain a flame once the source of ignition is taken away. So the sparks could singe the insulation, but thats all. Nealtw retired framer Joined Jun 22, 2017 63,925 Posts #3 · May 10, 2021 Glass does not burn, but Paper face will, Use and old fashion hack saw, Attic is no place for sparks. R reverse01134