Sika Igolflex 203

13/07/2026

Sika Igolflex 203

Sika Igolflex 203

Sika® Igolflex-203 is a high-performance two-component waterproofing material based on bitumen rubber and cement. The first component is liquid bitumen rubber, while the second component is a special reactive powder that provides fast curing. It provides reliable waterproofing for underground structures, wet areas, and balcony applications.

Technical Specifications

  • Chemical Structure: Bitumen rubber + reactive cement powder
  • Packaging: 32 kg set
  • Liquid Component: 24 kg
  • Powder Component: 8 kg
  • Color:
    • Liquid component: Brown-black
    • Powder component: Grey
  • Density:
    • Liquid component: 1.00 ± 0.01 kg/l
    • After mixing: 1.05 ± 0.01 kg/l
  • Solid Content: 66 ±1%
  • Shelf Life: 12 months (in original packaging under suitable storage conditions)
  • Storage: Between +5°C and +35°C in a dry environment

Application Areas

  • Underground parts of foundation retaining walls
  • Wet area floors such as bathrooms, toilets, and kitchens
  • Waterproofing under screed on balconies and terraces
  • Protective coating against moisture and humidity
  • Bonding of lightweight thermal insulation panels

Advantages

  • Does not sag on vertical surfaces
  • Easy to use and provides practical application
  • Can be applied on dry and slightly damp surfaces
  • Provides W2A waterproofing classification according to TS EN 15814 standard
  • High elasticity and strong adhesion performance

Application Information

  • Application Temperature: +5°C to +30°C
  • Surface Condition: Dry or slightly damp surfaces without standing water
  • Between Coat Waiting Time: The second coat should be applied after the first coat has completely dried
  • Full Curing Time: Approximately 3 days (depending on environmental conditions)
  • Protection: Newly applied coating should be protected against frost for at least 72 hours

Frequently Asked Questions (FAQ)

1. Where can Sika® Igolflex-203 be used?

It is suitable for foundations, wet areas, balconies, terraces, and applications requiring protection against moisture and humidity.

2. Can the product be applied on vertical surfaces?

Yes, thanks to its special formulation, it does not sag on vertical surfaces.

3. Can it be applied on damp surfaces?

Yes, it can be safely applied on dry or slightly damp surfaces.

4. What is the full curing time?

It fully cures in approximately 3 days.

5. What is the packaging format?

It is supplied as a 32 kg set consisting of 24 kg liquid component and 8 kg powder component.