Sika® 1 – Premium Waterproofing Admixture for Lasting Protection

Sika® 1 Waterproofing is a high-quality, chloride-free liquid admixture designed to permanently block water ingress in cement-based applications. When mixed with concrete or mortar, it reacts chemically to reduce capillary porosity, creating a dense and water-resistant structure.

Perfect for both new construction and repair projects, Sika® 1 is widely used in basements, water retaining structures, swimming pools, bathrooms, roofs, and external walls. Its advanced formulation ensures strong adhesion, crack resistance, and long-term durability, even in harsh weather conditions.

Key Benefits:

• Provides permanent waterproofing for concrete and mortar

• Improves workability without compromising strength

• Resistant to water penetration and dampness

• Chloride-free – safe for reinforced concrete

• Suitable for internal and external applications