Black Jack All-Weather Roof Cement

Black Jack All-Weather Roof Cement is a professional-grade asphalt-based roof patch designed to repair cracks, seams, holes, and damaged roofing materials in both wet and dry conditions.

This durable roof cement forms a strong waterproof seal around chimneys, skylights, vents, flashing, and roof penetrations while helping extend the life of aging roofing systems.

Its thick, easy-to-apply formula is ideal for emergency roof repairs and long-term maintenance applications.

Key Features

• All-weather application formula
• Can be used in wet or dry conditions
• Seals roof cracks and splits
• Durable asphalt-based waterproof protection
• Excellent adhesion to roofing materials
• Ideal for repair and maintenance work
• Professional contractor-grade performance

Recommended Uses

• Repairing roof cracks and holes
• Sealing vents, flashing, and skylights
• General asphalt roof maintenance

Product Details

• Brand: Black Jack
• Product Line: All-Weather Roof Cement
• Product Type: Asphalt Roof Cement
• Product Code: 6230-9-14, 2172-9-66, 6230-9-30
• Size: 1 Quart, 10 fl oz Cartridge, 5 Gallon
• Color: Black
• Coverage: Approximately 12 sq. ft. per gallon at 1/8″ thickness
• Application Temperature: 50°F – 120°F
• Dry Time: 30–60 days before reflective coatings
• Clean-Up: Mineral spirits

Application Notes

• Apply with a trowel or putty knife
• Reinforcing fabric is recommended for repairs
• Do not heat or thin the product

Technical Product Sheet