Sika 107 – Polymer-Modified Cementitious Waterproof Coating
Sika 107 is a two-component blend of cement and polymer, designed to waterproof concrete and mortar surfaces against water leakage. It is easily applied by brush or roller, making it ideal for basements, water tanks, and bathrooms.
📐 Technical Specifications
- Type: Two component polymer modified cementitious coating
- Color: Grey or White
- Weight: 25 kg (powder + liquid)
- Coverage: Approx. 10 m² (two coats per bag)
- Application Method: Brush, roller, or spray
- Flexibility: High does not crack
- Adhesion: Excellent on concrete and mortar surfaces
- Permeability: Impermeable to water after curing
- Thickness: Two coats with a total thickness of approx. 2 mm
🛠️ Common Applications of Sika 107
- Waterproofing basements and underground walls
- Waterproofing water tanks and sewage treatment structures
- Bathrooms, terraces, and balconies
- Protection of bridges and retaining walls
- Waterproofing flat roofs and swimming pools
- Suitable for surfaces exposed to seawater or salts
✅ Advantages of Sika 107
- Easy to use – no heating required
- Strong adhesion to sound substrates
- Non-toxic – suitable for potable water
- Resistant to frost and de-icing salts
- Can be applied by spray or brush
- Excellent flexibility and crack resistance
⚠️ Important Notes
- Surface must be thoroughly cleaned before application
- Pre-wetting the surface is recommended before the first coat
- Application should be carried out by professionals to ensure full coverage
- Not to be used as a final exposed layer under direct sunlight without additional protection
See also: Hot Bitumen
