Sika Black Jack 902 Black Bitumen & Flashing Primer (5L) is a high-performance, fast-drying primer designed to prepare surfaces for bitumen paints, roof coatings, and flashings. Its strong adhesion properties ensure a reliable bond on various substrates, including concrete, metal, asphalt, felt, and wood.

This versatile primer offers effortless application with smooth, even coverage and excellent absorption, making it ideal for both professional and DIY use. By enhancing the durability of all bituminous systems, this primer not only speeds up application but also guarantees a long-lasting, professional finish.

• 5L volume, ensuring ample coverage area
• Fast drying, allowing for rapid surface readiness
• Strong adhesion for reliable bond with coatings
• Suitable for concrete, metal, asphalt, felt, wood
• Easy application with smooth, even coverage
• Enhances durability of bituminous systems
• Provides a professional finish with better grip