Sika 4 Rapid Setting Cement Render Mortar Accelerator 5L 114453 (SK4RAP5)

Sika 4 Rapid Setting Cement Concrete Render Mortar Accelerator Additive 5 litre

REF: 114453 | MPN: 114453 |Barcode: 5055047200086

This liquid admixture accelerates the setting time of cement, concrete, and renders in environments with low water pressure or slow water movement.

Who This Product Is For

This additive is designed for construction professionals and experienced individuals undertaking repair or construction work in damp or wet conditions.

It suits those working on time-sensitive projects where rapid setting is needed, particularly for waterproofing applications or repairs in moisture-exposed areas.

Key Features

• Quick-Setting Functionality: Reduces setting time effectively, making it suitable for time-sensitive projects.
• Leak-Stop Paste Creation: Forms a watertight seal when combined with water and cement, providing reliable protection.
• Non-Chloride Formula: Safe for use in diverse environments without compromising material integrity.
• Durable Resistance: Capable of withstanding low-pressure backwater, giving resilience over time.

Practical Applications

The product excels in a variety of scenarios, including rendering or concreting in areas exposed to moisture. It’s particularly effective for:

• Repairing minor leaks in basements or underground structures.
• Waterproofing surfaces are subject to low water pressures.
• Concreting or rendering in damp environments, such as bathrooms or utility spaces.

How This Fits Into a Typical Job

This additive is used during the mixing stage of cement-based repairs or construction work. After surface preparation, it is combined with water and Portland cement to create a rapid-setting mixture that is then applied to the target area.

The product enables work to proceed in damp conditions where standard cement mixtures would set too slowly, allowing for quicker completion of waterproofing or repair tasks.

How to Use

1. Preparation: Make sure the surface is clean, stable, and free from loose debris or contaminants, and have a suitable mixing bucket ready.
2. Mixing Ratio: Combine 1 part of the additive with 3-6 parts of clean water to achieve the desired consistency.
3. Application: Mix the resulting solution with Portland cement to create a rapid-setting paste or render. For larger batches use an electric power mixer to speed mixing, then apply promptly to the target area.
4. Curing: Allow the material to set, typically within minutes, depending on environmental conditions.
5. Safety Precautions: Wear appropriate protective gear, including gloves and eye protection, during use.

Storage and Maintenance

• Keep the container tightly sealed and store it in a cool, dry place away from direct sunlight.
• Always clean tools thoroughly after use to prevent residual build-up and maintain their condition.
• Check the product’s expiry date before use to maintain optimal performance.

Specifications

• Product type: Liquid admixture/accelerator
• Pack size: 5 litre
• Application: Internal and external use
• Compatibility: Portland cement
• Mixing ratio: 1 part additive to 3-6 parts water

Order the Sika 4 Rapid Setting additive today to tackle your next project with confidence, whether you’re working on waterproofing, rendering, or quickly addressing leaks.

• Specification

  Weight	6 kg
  Reference Code	SK4RAP5
  Size	5 Litre
  Manufacturer	Sika
  Type	Cement Fast Setting Additive
  Reference Code sika	114453
  Coverage	1 part Sika 4 to 3 – 6 parts clean water
  Use	For use with Cement Mortar Render Screeds and Concrete
  Internal / External Use	Internal and External Use
  Division	Sika Construction Products

• Product FAQs

  Q: How does this product help with setting time?
  A: It accelerates the hardening process, reducing the time needed to set concrete, mortar, and renders, even in damp or slow-draining conditions.
  Q: Can it handle high water pressure situations?
  A: This product is designed for low-pressure water environments. For high-pressure scenarios, an alternative, such as Sika 4a Waterstop, is recommended.
  Q: Is this product safe to use indoors?
  A: Yes, it is suitable for indoor and outdoor use, provided proper ventilation and safety precautions are observed during application.
  Q: What type of cement should I use with this product?
  A: Ordinary Portland cement works best with this additive for creating a quick-setting paste or render.
  Q: Does it leave any residue after application?
  A: No, it integrates seamlessly with cement mixtures, leaving no visible residue once cured.
  Q: Can it be used for structural repairs?
  A: While effective for sealing leaks and accelerating renders, it’s not intended for heavy structural loads. Consult a professional for such applications.

• Downloads

  Sika 4 Rapid setting Cement Additive Technical Data Sheet
  sika 4 Rapid Setting Cement Accelerator Safety Data Sheet