U-POL 0766 Fibral Lite Lightweight Sandable Glass Fiber Repair Paste Filler 1qt.

Fibral Lite Fiberglass Filler takes the place of both short and long strand products. Its lightweight formula can be easily shaped and sanded once cured.

• Spreads like a short strand yet bridges holes like a long strand
• Non-sagging even on vertical surfaces - spreads, adheres, and finishes like a polyester filler
• Forms a hard, durable surface that is still smooth and very easy to sand
• Water resistant
• Can be finished with putty or glaze or directly primed

Substrates: Fiberglass, steel, plastics