Epifanes Fiberglass Repair Filler, 1500g (3.3lb), FFW.1500

Air shipping is not available; please select ground or discount shipping at checkout. Product Description Epifanes Fiberglass Filler 1500g (3.3lb) (FFW.1500) is a fast‑drying, two‑component polyester repair filler designed for small repairs on fiberglass (GRP) above the waterline. It provides excellent adhesion on properly cleaned and degreased fiberglass and can be applied in thick layers without shrinking. This filler is ideal for filling dents, gouges, and surface irregularities in fiberglass hulls, decks, and superstructures. It is also suitable for small repairs in one‑ and two‑component paint systems on steel or wood above the waterline. Mix the base with 2–4% white hardener (included). Pot‑life varies from 5–10 minutes depending on temperature. Once cured, Epifanes Fiberglass Filler sands easily and can be recoated with all Epifanes one‑ and two‑component primers and topcoats. Package contents include 1500 grams of base material with 50 grams of hardener white. Download the technical data sheet here. Features & Benefits Fast‑drying two‑component fiberglass repair filler Excellent adhesion on properly cleaned fiberglass High build, shrink‑free formula Easy to sand after curing Can be applied in thick layers Recoatable with all Epifanes 1‑ and 2‑component primers and topcoats Includes 1500g filler + 50g white hardener Technical Information Type Chemical‑curing polyester filler Base Unsaturated polyester resin dissolved in mono styrene Color White Density 2.00 kg/dm³ Mixing Ratio 2–4% hardener (by weight) Induction Time None Pot‑Life After Mixing 5–7 minutes @ 20°C (68°F) 8–10 minutes @ 12°C (54°F) 2–3 minutes @ 28°C (82°F) Application Tools Filling knife Thinner Do not thin Sandable 30–60 minutes Recoatable 24 hours Through Hardened 7 days Shelf Life (Unmixed) Approx. 2 years (5–25°C storage) Application Conditions Temperature: 12–28°C (54–82°F) Humidity: 50–75% Substrate must be at least 3°C above dew point Mix small volumes only due to short pot‑life Surface Preparation Fiberglass (GRP): Degrease with Epifanes Fiberglass Prep Cleaner to remove wax. For rough‑side fiberglass, remove the waxy layer with Scotch‑Brite before applying filler. Steel / Painted Surfaces: Clean, degrease, and sand to ensure proper adhesion. Suitable for small repairs in one‑ and two‑component paint systems above the waterline. Recoating Compatibility Primers: Epifanes Multi Marine Primer, Epifanes Epoxy HB Coat, Epifanes Epoxy Primer, Epifanes Poly‑urethane Primer Topcoats: Epifanes Mono‑urethane Yacht Coating, Epifanes Poly‑urethane Yacht Coating Important Application Advice After sanding, immediately apply one thinned topcoat (15–20%) to seal the filler and prevent moisture absorption. This avoids spotting caused by humidity intake. New polyester must be at least 14 days old and free of chemicals before applying filler. SMSDistributors Expert Notes Extremely fast curing. Pot‑life is short, so mix small batches for best results. Sands beautifully. Achieves a smooth finish quickly, ideal for cosmetic repairs. High build without shrinkage. Perfect for filling deeper gouges or irregularities. Excellent adhesion on properly cleaned fiberglass. Use Epifanes Fiberglass Prep Cleaner for best results. Always seal the filler. Apply a thinned primer or topcoat immediately after sanding to prevent moisture absorption. Compatible with all Epifanes systems. Works seamlessly with both 1‑ and 2‑component primers and topcoats. About SMSDistributors SMSDistributors.com is an authorized dealer for Epifanes marine coatings, supplying the complete line of Epifanes varnishes, enamels, primers, additives, and specialty finishes. We maintain deep inventory for fast, reliable shipping. We also offer custom tinting for Polyurethane, Mono‑urethane, and Yacht Enamel systems. Our focus is on providing accurate technical data, manufacturer‑verified product information, and easy access to the full Epifanes catalog. Category Epifanes > Fillers & Repair Compounds > Fiberglass Filler