3M Products & Supplies
Dynatron Dyna-Hair Long Strand, Filler 472, 1 qt, 12 per case
Reinforced with Short Fiberglass Strands
Dynatron Dyna-Glass Short Strand body filler is reinforced with short-strand fiberglass to create waterproof repairs that are strong and durable. It can be used to bridge a 1/2 inch hole, and can also be used in conjunction with fiberglass tape, cloth or mat to repair and rebuild rusted-out metal or damaged fiberglass materials. 3M Dyna-Glass Filler offers excellent sag resistance, high build and gap spanning characteristics.