Bostik Cempolaytex - 20kg

Grey Bostik Cempolatex 1 Pack is a cement-based, latex modified sub-floor smoothing compound. Use ...

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AmazonBostik Grey Cempolatex 1 Pack 20Kg - Latex Modified Self - Levelling Compound
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BradfordsBostik - Cempolatex Latex Sub-Floor Levelling Compound - 20kg
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HSS HireBostik Grey Cempolaytex 1 Pack Rapid Set 20Kg
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Product Information

Full details

This guide helps users of Bostik Cempolatex understand its application and benefits. Ideal for both professional and DIY flooring projects, Cempolatex provides a smooth, level sub-floor ready for various floor coverings. A key benefit is its rapid setting time, allowing foot traffic within hours. Note that while versatile, it's essential to follow preparation instructions for optimal results.

All features

Model Part Number5010591013292
BrandBostik

Extended Product Information

FAQs

What is the coverage rate?

Bostik Cempolatex covers approximately 5m² at 3mm thickness and 3m² at 5mm thickness.

How long before I can walk on it?

You can typically walk on it after 2-4 hours, depending on the conditions.

Can I use this on a wooden subfloor?

Yes, Cempolatex is suitable for use on rigid timber floors provided they are properly prepared.

Is priming necessary?

Yes, priming is generally recommended, especially for porous surfaces, to improve adhesion.

Can I use this outdoors?

No, this product is designed for interior use only.

Can I use this to patch large holes?

It can be used to patch up to 100mm thickness with the addition of SBR.

What kind of flooring can I install over it?

It's compatible with a wide range of flooring, including vinyl, tiles, and more.

What are the storage conditions?

Store in a cool, dry place.

Troubleshooting

Compound not leveling properly.

Ensure the mixture consistency is correct and the sub-floor is properly prepared. Use a smoothing blade to assist with leveling.

Cracking after application.

Ensure the compound depth does not exceed 5mm and the sub-floor is stable and primed correctly.

Slow drying time.

Verify that the ambient temperature and humidity are within the recommended range. Ensure adequate ventilation.

Poor adhesion.

Make sure the sub-floor is clean and properly primed before applying Cempolatex.

Pros and Cons

Pros

  • Rapid setting formula saves time.
  • Excellent bonding ensures long-lasting results.
  • Suitable for various floor types.
  • Flexible to accommodate floor movement.
  • Can be used with underfloor heating systems.
  • Easy to apply and self smoothing.

Cons

  • Requires proper surface preparation.
  • Depth of application is limited to 3-5mm.
  • Not suitable for exterior use.
  • May require addition of SBR for certain applications.
  • Limited working time due to rapid setting.

Setup, Compatibility & Care

  1. Surface Preparation: Ensure the sub-floor is clean, dry, and free from loose particles. Remove any existing coatings or contaminants.
  2. Priming: Prime porous surfaces with a suitable primer to enhance adhesion.
  3. Mixing: Mix Cempolatex with the recommended amount of water according to the product instructions until a smooth, lump-free consistency is achieved.
  4. Application: Pour the mixed compound onto the prepared sub-floor and spread evenly using a trowel or a smoothing blade.
  5. Thickness: Apply within the recommended depth of 3-5mm.
  6. Curing: Allow the compound to dry completely before installing the floor covering. Drying time is typically 2-4 hours before foot traffic.

Compatibility:

  • Compatible with most common sub-floor materials, including concrete, screeds, tiles, and timber.
  • Suitable for use with warm water underfloor heating systems.

Care:

  • Clean tools and equipment immediately after use with water.

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