High Solids Silane-Siloxane Water-Based Penetrating Sealer
SpecShield WB EXTRA is a 100% reactive, waterborne silane-siloxane sealer. This clear, penetrating, and breathable water repellent is designed for use on both horizontal and vertical, interior and exterior, above-grade concrete or masonry surfaces. By penetrating the surface and bonding directly with the substrate, SpecShield WB EXTRA ensures a surface that is highly resistant to both moisture and salt attack.
Applications
Protects concrete and masonry surfaces such as decks, pavements, parking structures, ramps, bridges, and marine platforms against the corrosive effects of de-icing salts, moisture, and weathering to prevent spalling and deterioration.
Provides an excellent chloride screen.
Ensures superior water repellency while maintaining breathability.
Durable, long-lasting protection for both new and old concrete surfaces.
Dries tack-free and skid-resistant.
Water-based, colorless, and non-yellowing formulation.
Actual VOC = 0 grams per liter, demonstrating environmental safety.
Use of a low pressure, non-atomizing sprayer is highly recommended.
Application Instructions
New concrete surfaces should be dry, well cured (minimum 14 days), and free of moisture, curing residue, dust, debris, oil, and contaminants to ensure effective penetration.
Apply generously using a low pressure sprayer and adjust the application rate on very porous surfaces.
Follow a wet-on-wet method without allowing excess to dry on the surface.
Packaging
Available in 55-gallon drums and 5-gallon pails.
Shelf Life
Containers should be sealed and stored in a clean, dry area between 45-85°F. Shelf life is two years in unopened containers.
Coverage
Coverage Rate:Depends on surface porosity:
Extremely Porous surfaces:100-125 ft²/gal
Broom finish:150-200 ft²/gal
Smooth concrete:200-350 ft²/gal
Test Data
Type:Organofunctional siloxane and silane
Flash Point:Greater than 200°F
Color:Water clear
Resistance to UV Rays:Excellent
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