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Description
Sika SikaBiresin® AP077 + BPO Cream Hardener in White (Quart) is a professional gelcoat repair system designed for reliable restoration of fiberglass boats, marine surfaces, and fiberglass structures. It delivers a smooth, durable, paint-ready finish with easy application and sanding for demanding environments.
- Color: White
- Size: Quart
- System: Gelcoat repair system combining AP077 resin and BPO cream hardener
- Bonding compatibility: Bonds to epoxy, vinyl ester, polyester, and many substrates
- Application and sanding: Easy to apply and easy to sand for fast, high-quality repairs with minimal effort
- Heat resistance: Withstands up to 400°F (209°C) to endure harsh conditions
- Moisture resistance: Low moisture absorption, suitable above or below the waterline
- Shrinkage: Minimal shrink or sink on cure for a smooth, durable finish
- Cure time: Quick-set cure and finishing time for faster project completion
- Applications: Ideal for gelcoat repairs on boats, marine surfaces, and fiberglass structures with a paint-ready finish
- Bonding reliability: Delivers reliable bonding across common substrates and accepts virtually all finishes
This system helps professionals and serious hobbyists restore damaged gelcoat with confidence. Its 400°F heat resistance, low moisture absorption, and minimal shrinkage translate to long-lasting repairs that stand up to sun, salt, and temperature swings. Because it bonds to epoxy, vinyl ester, polyester, and many substrates, you can fix gelcoat over a wide range of materials and still achieve a consistent, paint-ready surface with less downtime.
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