100G Concrete Crack Filler – Waterproof High Elasticity Sealant

100G Concrete Crack Filler – High Elasticity Waterproof Repair Sealant

Keep your walls, floors, and ceramic surfaces looking flawless with this professional-grade Concrete Crack Filler. Engineered with a mild yet powerful formula, this 100ml caulk delivers high elasticity and strong adhesion to seal cracks quickly and durably. Whether you're tackling hairline fractures in interior walls or surface gaps in ceramic tiles, this waterproof sealant creates a long-lasting, flush finish that stands up to moisture and daily wear.

Key Features

• High Elasticity Formula: Flexes with natural surface movement to prevent re-cracking over time.
• Strong Adhesion: Bonds firmly to concrete, ceramics, masonry, and other common building materials.
• Waterproof Seal: Creates a moisture-resistant barrier, ideal for kitchens, bathrooms, and outdoor surfaces.
• Fast Setting: Fully solidifies within 24 hours for a smooth, flush, professional finish.
• Mild & Safe Formula: Contains no high-concern chemicals, making it safe for home use.
• Generous 100G / 100ml Tube: Enough product to handle multiple cracks and repair spots in one go.
• Long Shelf Life: 3-year shelf life so you can keep it on hand for future repairs.

Specifications

• Net Weight / Volume: 100G / 100ml
• Type: Caulk / Crack Filler Sealant
• Application Materials: Concrete, Ceramics, Masonry, Wall Surfaces
• Shelf Life: 3 Years
• High-Concern Chemicals: None
• Condition: 100% Brand New
• Made in: Mainland China

How to Use

1. Prepare the Surface: Clean the base surface thoroughly to ensure it is completely dust-free and oil-free before application.
2. Apply the Filler: Squeeze the colloid evenly along the crack. Use a scraper or putty knife to smooth it out until it sits flush with the surrounding surface.
3. Allow to Cure: Let the filler stand for at least 24 hours to fully solidify before painting over or exposing to water.

Storage Instructions

• Store in a cool, dry place away from direct sunlight and high temperatures.
• Keep out of reach of children.

What's in the Box

• 1 × 100ml Concrete Crack Filler Tube

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Frequently Asked Questions

Q: What surfaces is this concrete crack filler suitable for?

A: This crack filler is designed for use on a wide range of surfaces including concrete walls, ceramic tiles, masonry, and general interior or exterior wall surfaces. It bonds firmly to most porous and semi-porous building materials, making it a versatile choice for home repair projects.

Q: How long does the concrete crack filler take to fully cure?

A: The filler reaches a full, solid cure within approximately 24 hours under normal temperature and humidity conditions. It is recommended to avoid exposing the treated area to water or heavy contact until it has fully solidified.

Q: Is this crack filler waterproof after it cures?

A: Yes. Once fully cured, the filler forms a waterproof, moisture-resistant seal that is suitable for use in wet areas such as bathrooms, kitchens, and outdoor surfaces exposed to the elements.

Q: Can I paint over the crack filler after it has cured?

A: Yes, the smooth, flush surface created by this filler is compatible with standard wall paints and primers. Allow the full 24-hour cure time before applying any paint or finishing coat for best results.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.