High-Performance Concrete Crack Sealant – Waterproof & Weatherproof
High-Performance Concrete Crack Sealant – Waterproof & Weatherproof
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Permanently Seal and Waterproof Concrete Cracks
This high-performance crack sealant provides a durable, waterproof barrier for fine fissures in concrete and masonry. It effectively prevents water, dirt, and frost from penetrating structural surfaces. Engineered for long-term protection, it cures reliably in both indoor and outdoor environments.
Features & Benefits
- Deep-Penetrating Formula: Reaches deep into narrow fissures rather than merely sitting on the surface, preventing water, dirt, and frost intrusion.
- Extreme Temperature Resistance: Tolerates temperatures from -40 °C to +80 °C, offering UV-resistant and weatherproof durability in all seasons.
- Flexible Adhesion: Maintains its elasticity without losing grip, moving with the substrate to prevent recurrent cracking.
- Indoor and Outdoor Versatility: Formulated for use across concrete and masonry surfaces throughout various interior and exterior settings.
Specifications
- Capacity: 200 g or 500 g
- Curing Time: Initial strength after 6 hours; fully cured after 24 hours
- Temperature Resistance: -40 °C to +80 °C
- Shelf Life: 12 months (unopened)
- Compatibility: Concrete and masonry
What's in the box
- 2x Concrete crack sealants
Protect your concrete surfaces from moisture damage and weathering. Select your preferred size and seal masonry cracks effectively.

LAST DAYS
AUTUMN SALE
Our Autumn Sale finishes shortly. Chosen pieces remain reduced in price, subject to availability.
Once the promotion concludes, standard pricing returns. Secure your preferred styles today whilst they remain in stock.
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