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Sika 1

Sika 1

📋 Product specifications are for reference only.

All product details should refer to the official manufacturer documents. For official product data sheets or technical enquiries, please contact us via WhatsApp.

Quick Summary:

Sika-1 is a liquid waterproofing admixture that, when added to mortar or concrete, effectively blocks capillary pores to prevent water penetration and improve impermeability. Suitable for renders, masonry mortar, screeds, reinforced and unreinforced concrete, swimming pools, tunnels, water tanks, manholes and other indoor/outdoor waterproofing applications. Chloride-free and easy to use. Supplied by Wahhing Construction Waterproofing Materials.

Sika-1 — Liquid Waterproofing Mortar Admixture

Sika-1 is a normal-setting liquid waterproofing admixture designed for mortar and concrete. When incorporated into cementitious materials, Sika-1 blocks capillaries and pores to form an effective waterproof barrier against liquid water penetration. The ready-to-use formula disperses easily, contains no chlorides, and is suitable for tropical and hot climate conditions.

Features

  • Effectively improves mortar and concrete impermeability
  • Blocks capillaries and pores to form a waterproof barrier
  • Ready-to-use liquid, no additional preparation needed
  • Easy to disperse and mix uniformly
  • Chloride-free, suitable for reinforced concrete
  • Suitable for tropical and hot climate conditions

Applications

  • Waterproofing renders, masonry mortar and screeds
  • Reinforced and unreinforced concrete waterproofing
  • Brick, concrete and stone substrates
  • Basements
  • Swimming pools
  • Tunnels
  • Water tanks and cisterns
  • Manholes
  • Culverts
  • Other indoor and outdoor waterproofing applications

Why Choose Sika 1

  • Swiss brand: Sika is a global leader in construction chemicals, offering consistent quality
  • True waterproofing: Blocks capillary pores from within the material, not just a surface coating
  • Chloride-free: Will not corrode reinforcement, safe for reinforced concrete
  • Easy to use: Liquid ready-to-use, simply add to mixing water
  • Suited to Hong Kong climate: Designed for tropical and hot, humid environments

Packaging

Pack TypeSize
Pail20 kg
Drum200 kg

Basic Specifications

PropertyValue
AppearanceYellow liquid
Chloride ContentVery low

Important Notes

  • Stir slowly until uniform before use
  • Sika-1 should be diluted into the mixing water, stirred slowly until uniform, then added to the mortar/concrete mixer
  • Can also be added directly to the mortar/concrete mix, but must ensure thorough mixing
  • Follow good concrete practice (including placing and curing)
  • Can be used with other Sika products, but compatibility testing is recommended
  • Store in original sealed packaging, away from direct sunlight, frost and contamination

For detailed application methods, dosage rates and technical parameters, please refer to the official product data sheet.

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