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Overstock Deal Sika Sikabiresin® Ap077 Polyester Fairing Compound Above/below Waterline - Quart In Multiple Colors [70SOzcLt]

$18.99 $60.99 -69%

Top-Quality Polyester Fairing Compound for Repair and Finish Sika SikaBiresin® AP077 is a premium polyester filler and fairing compound designed to provide a smooth, workable paste with a fast curing time for efficient repairs or finish applications.

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Top-Quality Polyester Fairing Compound for Repair and Finish

Sika SikaBiresin® AP077 is a premium polyester filler and fairing compound designed to provide a smooth, workable paste with a fast curing time for efficient repairs or finish applications. This versatile product is a game-changer for professionals in the marine industry, offering unparalleled performance and ease of use. Its exceptional adhesion and quick setting time make it ideal for a variety of applications, while its minimal shrinkage ensures a flawless finish every time.

Key Features and Specifications

SikaBiresin® AP077 is equipped with a host of features that set it apart from conventional fillers. Its rapid curing time expedites application, while its exceptional adhesion ensures a strong bond to various substrates. Key features include very quick setting, minimal shrinkage, and a high service temperature that withstands demanding environments. To achieve a professional finish, it can be easily applied with a squeegee, spatula, or flat tool and can accept virtually all types of coatings and decorative films. Below are some of its key benefits:


  • Exceptional adhesion to a wide range of materials including fiberglass, SMC, FRP, epoxy, graphite, and Kevlar® composites as well as aluminum, wood, and other substrates.
  • Very quick setting and minimal shrinkage for a smooth and durable finish.

Practical Applications and Advantages

SikaBiresin® AP077 is an essential tool for a wide array of applications. Whether it's gel coat blister repair, fiberglass parts repair, or filling cloth imprint on FRP panels, this material provides an excellent adhesive and bond strength. Its advantages extend beyond its ease of use and fast cure time, including a high service temperature, excellent finishing and machinability, and the ability to accept virtually all types of finishes. Its low moisture absorption also makes it ideal for above or below waterline applications, ensuring a long-lasting, durable repair or finish. With SikaBiresin® AP077, you can achieve professional results with minimal effort and maximum satisfaction.

What Our Customers Say

January 3, 2026

Absolutely no complaints!

This product is a great example of quality and great performance.

- Chad J..

January 3, 2026

Absolutely no complaints!

This product is a beautiful object that performs admirably.

- Tobias H..

January 3, 2026

Absolutely no complaints!

This product is a brilliant tool. It's a great time-saver.

- Maximilian J..

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