The AMES® BWRF5 Block & Wall™ Liquid Rubber is a professional-grade, water-based elastomeric coating designed to deliver superior waterproofing and surface protection for interior and exterior applications. Whether you're sealing basement walls, below-grade foundations, or concrete masonry units, this product forms a seamless, flexible membrane that resists water intrusion, cracking, and peeling—even under structural movement.

Product Overview:

Formulated with advanced adhesive and elastomeric properties, Block & Wall™ Liquid Rubber expands and contracts up to 1800%, allowing it to move with the substrate and maintain a watertight seal. It adheres to a wide variety of surfaces including concrete, wood, metal, brick, and stone, making it a versatile solution for residential, commercial, and industrial waterproofing needs

Key Features:

• High Elongation & Flexibility: With up to 1800% elasticity, the coating resists cracking and peeling caused by structural shifts or temperature changes
• Multi-Surface Adhesion: Bonds securely to concrete, wood, metal, brick, stone, and more—no primer required for most surfaces
• Waterproof & Mildew Resistant: Creates a durable, waterproof barrier that helps prevent mold and mildew growth in damp environments
• Eco-Friendly & Safe: Non-toxic, low odor, and VOC compliant in all 50 states. Safe for indoor use and environmentally responsible
• Easy Application: Can be applied with a brush, roller, or airless sprayer. Cleans up easily with water
• Paintable Finish: Dries to a semi-gloss white finish and can be top-coated with Ames® Paint & Prime®, Maximum-Stretch®, or exterior latex paint for UV protection

Technical Specifications:

• Size: 5 Gallons (actual net contents: approx. 4.66 gallons)
• Coverage: Up to 500 sq. ft. per container (100 sq. ft. per gallon per coat; 2 coats recommended)
• Dry Time: Touch dry in 6 hours; full cure in 7–10 days
• Application Temperature: 50°F to 90°F
• Maximum Hydrostatic Pressure Resistance: Up to 30 lbs
• Finish: Semi-gloss white
• Recommended Tools: Brush, roller, or sprayer
• Top Coat Required: Yes, for UV exposure

Ideal Applications:

• Waterproofing basement walls and floors
• Sealing below-grade foundations
• Coating concrete masonry units (CMU)
• Protecting wood, metal, and stone surfaces
• Use on vertical and horizontal surfaces

Installation Tips:

1. Surface Prep: Clean and dry the surface thoroughly. Remove loose debris, oils, and contaminants.
2. Application: Apply in thin coats using a brush, roller, or sprayer. Allow each coat to dry before applying the next.
3. Top Coating: For exterior applications exposed to sunlight, apply a compatible Ames® topcoat to protect against UV degradation.