Description
Sikasil® Pool Neutral-Cure Silicone Sealant – 300 ml Cartridge
Designed for use in demanding aquatic environments, Sikasil® Pool is a one-part, neutral-curing silicone sealant formulated specifically for swimming pools, wet areas, and permanently submerged joints. With exceptional resistance to chlorinated water, high elasticity, and outstanding fungal resistance, this sealant delivers durable, long-lasting performance.
Key Features
- Excellent resistance to chlorinated water and common pool chemicals
- Movement accommodation of ± 25 %
- Neutral cure — non-corrosive, safe on most metals and tile systems
- High elasticity and recovery
- Very good resistance to fungal attack
- Suitable for interior and exterior applications
Typical Applications
- Underwater joints in swimming pools
- Wet areas, such as spas, splash zones, and shower recesses
- Sealing between tiles, concrete, glass, and metal substrates
Technical Highlights
- Service temperature range: –40 °C to +80 °C
- Shore A hardness (28 days): ~20
- Elastic recovery: > 90%
- Typical curing speed: ~2 mm per 24 h
- Skinning time: ~5 minutes (23 °C / 50% RH)
- Available in White, Grey, and Transparent shades
- Shelf life: 15 months (when stored unopened between 5 °C and 25 °C)
Usage & Application Tips
- Ensure surfaces are clean, dry, and free from contaminants (oil, dust, grease).
- Roughen smooth, non-porous surfaces (e.g. metal, glazed tile) before application.
- Use appropriate primers (e.g. Sika Aktivator-205, Primer-3 N) on metals, PVC, or porous substrates as recommended.
- Apply a closed-cell foam backing rod to control joint depth.
- Insert sealant by cartridge gun, avoiding air entrapment. Tool the bead within the skin formation time.
- Allow full cure (minimum 7 days) before filling pool with water.
Limitations & Precautions
This product is not suitable for:
- Joints in direct contact with potable food or drink
- Overpainting
- Use on substrates that leach oils, plasticisers or solvents (e.g. bitumen, EPDM rubber)
Always consult the current Product Data Sheet (PDS) and Safety Data Sheet (SDS) for full technical, safety, and application details before use.
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