POR-15 49023 4 oz. White por Patch

POR-15 rust preventive coating to use for filling seams or holes. POR-15 Patch is quite literally POR-15 rust preventive coating in a tube and it dries as hard as a rock remains flexible and once dry is totally impervious to fuels and solvents. It's so tough it may actually add strength to weakened metal and it won't absorb moisture and swell like conventional body fillers. Try it yourself it's incredible! Patches holes or cracks in steel wood and some plastics.

• It dries as hard as a rock, remains flexible, and once dry is totally impervious to fuels and solvents
• It's so tough it may actually add strength to weakened metal
• It won't absorb moisture and swell like conventional body fillers