Black Jack® has been making quality products for roofing and driveway coatings since 1913. Today, we manufacture a variety of roof, road and waterproofing products.

Black Jack products are sold at leading lumber yards, home improvement and hardware stores throughout the United States and around the world. Professionals turn to the Black Jack brand when they want results they can count on. 

Black Jack ® is owned by Gardner-Gibson^®, a full line manufacturer of roof, driveway and waterproofing coatings and caulks.

Our 13 manufacturing and distribution facilities are strategically located throughout North America to maximize service to our customers. Close proximity to major shipping ports also delivers strategic advantages for our international clients. With our robust network, customers can be assured we will deliver the goods on time, every time!

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BLACK JACK® RUBR-SEAL

Ruberrized Roof & Flashing Cement - 15 Year

Black Jack® Rubr-Seal Rubberized Roof & Flashing Cement is our best quality roof cement. This highly flexible product can be used year round in any weather condition to stop and seal leaks. This high performance product provides an exceptionally long lasting seal, formulated to repair cracks, seams and holes in roofing materials. It is also designed to be used in new construction and in setting flashings, drip edges and other roofing edges. It seals and provides a rubberized layer of waterproofing protection. Dries black.

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Stop Leaks with Black Jack!

Get easy step-by-step instructions on how to fix your
leaky roof with Black Jack roof leak repair products!
This 2 minute guide shows you all the basics to repair
leaks in roofs.

You can also use these leak stop products to waterproof around chimneys, pipes, vents, skylights, parapet walls
and more.

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