





Black Liquid Rubber Sealant for Concrete - Waterproof 1 Gallon, Easy Apply
Category: High Performance Flat

The Full Picture
SUPERIOR FLEXIBLE SEALANT
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Unmatched Waterproofing
The liquid rubber foundation sealer creates a permanent waterproof membrane, preventing leaks and water damage more effectively than traditional sealants. With an astounding 900% elongation, it ensures durability under stress. -
Professional-Grade Protection
Our professional-grade sealer is designed for basement waterproofing, foundation repair, shower liners, and planter boxes. It offers unmatched protection and is perfect for DIY projects requiring reliable waterproofing.
COMPLETE BASEMENT WATERPROOFING SYSTEM
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Versatile and Effective
Exceeding basic concrete paint, concrete sealers, and standard waterproof agents, this waterproofing membrane seals and protects against active leaks and moisture. It is ideal for basement and foundation repair, ensuring complete protection. -
Seamless Compatibility
The sealer is seamlessly compatible with self leveling concrete applications, making it a versatile choice for various construction needs. It is designed to adhere to concrete, masonry, wood, metal, and foundation surfaces, ensuring a robust waterproofing system.
VERSATILE CONCRETE CRACK FILLER
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Temperature-Resistant Flexibility
Maintaining flexibility in all temperatures, the professional-grade rubber coating prevents future cracks and damage. It provides superior adhesion, making it the ideal choice for DIY projects involving concrete, masonry, wood, metal, and foundation surfaces. -
High Build and Performance
Apply the high-build basement sealer like waterproof paint—covering 50 sq ft per gallon for interior surfaces with 2-3 coats, and 20 sq ft per gallon for exterior surfaces with 3-4 coats. The application temperature range is between 50°F-90°F for optimal performance.
MAXIMUM COVERAGE & PERFORMANCE
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Comprehensive Protection
For complete protection, use the rubber sealant with Liquid Rubber Geo-Textile on joints and transitions. Fill small cracks with Liquid Rubber Sealant & Adhesive and bridge joints, seams, vents, and protrusions where movement may occur. -
Versatile Application
Apply the formula by brush, roller, or professional sprayer as part of your basement waterproofing system. Ensure you use it for non-walking surfaces due to tackiness when cured.
For a watertight system, follow the full application steps provided to ensure optimal results.