CICO Crack Seal
CICO Crack Seal – Ready-to-Use Crack Filler for Internal & External Walls
Flexible, UV-Resistant Crack Filling Solution for Plastered Surfaces
CICO Crack Seal is a high-performance, ready-to-use elastomeric crack filler designed to repair hairline and minor surface cracks on internal and external plastered walls. Formulated with advanced polymer technology, it provides excellent flexibility, adhesion, and weather resistance for long-lasting protection and a smooth surface finish.
Whether you’re dealing with thermal cracks in plaster, concrete, or rendering, CICO Crack Seal is the ideal solution for seamless, paintable repairs that last.
Key Features & Benefits:
- ✅ Ready-to-Use – No mixing required; apply directly from the container
- ✅ Flexible & Non-Cracking – Accommodates minor wall movements after curing
- ✅ Excellent Adhesion – Binds perfectly to plaster, concrete, and masonry surfaces
- ✅ UV-Resistant & Tintable – Can be tinted with water-based colors for a custom finish
- ✅ Eco-Friendly & Water-Based – Safe for indoor and outdoor use
- ✅ Can Be Applied on Damp Surfaces – No need for a completely dry surface
- ✅ Non-Staining – Leaves no marks or discoloration after application
- ✅ Paintable After 24 Hours – Compatible with POP or putty once surface is dry
Applications:
- Filling hairline cracks and shrinkage cracks on internal & external plastered walls
- Sealing minor thermal cracks in concrete, cement render, and other masonry finishes
- Ideal for residential, commercial, and industrial buildings
How to Apply:
- Surface Preparation:
Remove dust, loose particles, and existing putty or POP until plaster is exposed. Ensure the area is clean and free from oils or contaminants. - Application:
Apply CICO Crack Seal directly into the crack using a spatula or putty knife. Smooth the surface and allow it to dry. - Post Application:
Leave to dry for 24 hours before applying POP, putty, or paint. For best results, cure the surface for 7 days.
Technical Specifications:
- 📌 Appearance: Off-white
- 📌 Specific Gravity: 1.4 ± 0.1
- 📌 Coverage: 25–35 running meters per kg (for 5mm x 5mm cracks)
- 📌 Full Cure Time: 7 days at 30°C and 65% RH
Precautions:
- Not suitable for cracks wider than 5mm
- Do not use on structural cracks, expansion joints, or POP/putty cracks
- Avoid applying below 10°C
- Clean tools and hands with soap and warm water after use
Packaging & Storage:
📦 Available in 500 g and 1 kg containers
📦 Shelf Life: 12 months in a sealed container
🌡 Storage: Keep in a cool, dry place away from direct sunlight
Why Choose CICO Crack Seal?
If you’re looking for an easy-to-use, durable, and eco-friendly wall crack filler, CICO Crack Seal is your go-to solution for smooth, long-lasting repairs. Perfect for both DIY users and professional applicators!

