How To Use Long Strand Fiberglass Filler, For best results, bring filler and provided hardener to room temperature (minimum temperature 75oF). Sep 25, 2025 · Whether you are using wood filler, body filler, fiberglass reinforced filler, or any other Bondo filler, this product should not be considered a permanent fix when compared to more conventional Discover short strand fiberglass fillers for strong, waterproof repairs on metal, fiberglass, and more. Its waterproof formula delivers additional strength vs. Our Bondo Long Strand Fiberglass Reinforced Filler features strands of chopped fiberglass up to 1-inch long for extra strength. Nov 9, 2021 · To learn more about what body filler to use when working with fiberglass, just keep reading our article. Ideal for filling holes, cracks, and rust on vehicles, boats, and other surfaces. Application Spread an initial thin layer of the mixed filler over the repair area using firm pressure to ensure maximum adhesion. Fill 1-inch large holes, rust out areas, rebuild missing pieces, shattered fiberglass and more. Short strand, fiberglass reinforced body filler. Aug 20, 2023 · Applying Bondo glass fiberglass filler. For large holes: Cut enough fiberglass cloth or screen to cover hole and extend well back into the side. IDEAL FOR LARGE HOLE REPAIR, rust out areas, rebuilding missing pieces, shattered fiberglass, and more. May 3, 2026 · Our Bondo-Hair Long Strand Fiberglass Reinforced Filler features strands of chopped fiberglass up to 1” long for extra strength on your toughest repairs: filling large rust holes, restoring shattered fiberglass and more. long for extra strength on your toughest repairs. . This fiberglass-reinforced filler features a unique formula with short strands of fiberglass, providing added reinforcement for your repairs. Ideal for DIY and professional projects. Cures quickly, sands smoothly, and accepts paint or stain. Bondo Original Filler, making it ideal for the most challenging repairs. Bondo Glass Short Strand Reinforced Fiberglass Filler,Stage 2, 2. Bondo Original Filler, making it ideal for filling large holes, rust out areas, and rebuilding missing pieces without the need for backing Apr 3, 2026 · Made with high-strength fiberglass reinforcement, this filler is built to last and provide effective reinforcement for holes, rusted metal, body seams, and shattered fiberglass. 5 oz (14g), Repair Holes Up To 0. High strength, high build and waterproof which makes it excellent for repairing holes, rusted metal, body seams and shattered fiberglass. For small holes, cracks and dents: Fiberglass backing is not needed. 37 LB (621 g) with Bondo Cream Hardener 0. Discover Bondo body and wood fillers for fast, easy repairs on metal, wood, fiberglass, and more. Before removing filler from container, thoroughly stir from bottom to top. For broken SMC and fiberglass: Cut out entire damaged area and “V” groove the sides to be repaired. 5 IN, Waterproof (SS-PT-ES) Bondo Glass Filler: Fortify your repairs with fiberglass-reinforced strength. Bondo Bondo-Hair Long Strand Fiberglass Reinforced Filler, 00762, 1 Quart 900+ bought in past month Add to cart Repair cracks, holes, and chips in fiberglass, metal, wood, and other materials with these all-in-one fiberglass repair kits. 3M Bondo Long Strand Fiberglass Reinforced Filler features strands of chopped fiberglass up to 1 in. May 3, 2026 · Bondo Short Strand Fiberglass Reinforced Filler makes an excellent foundation for hole and rust-out repairs without the need for backing strips, fiberglass cloth, or mat. Allow filler to cure 30 minutes. This waterproof formula delivers additional strength vs. FINISH PROJECT with a layer of Bondo Original Filler or Bondo Fast Dry Filler for a smooth, professional finish. It has the information you need to do a good job on any repair work you are doing on your all fiberglass trailers or RVs. Apply additional layers of filler as needed. Quick-curing and long-lasting. 56 Oz Filler and 1 Oz Cream Hardener 300+ bought in past month Add to cart 3M Bondo Short Strand Fiberglass Reinforced Filler 1. For best results apply at 45°F (7°C) or above. qal jbdn ijzs sldc wzbn lnuurvogo sary hfm7rlt hpyaq tvocv7