Kelmore Grout Flex15 - Beige

Kelmore Grout Flex15 in Beige is a high-performance, polymer-modified flexible grout designed for ...

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AmazonKelmore Coloured Grout Flexible Grout for Walls, Floors - Choice of 17 Colours (Limestone, 3kg)
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Product Information

Full details

Kelmore Grout Flex15 in Beige is an ideal solution for professional tilers and homeowners seeking a durable, high-performance finish for domestic or commercial wall and floor installations. This polymer-modified, cementitious grout offers excellent flexibility for joints up to 15mm wide, providing a natural aesthetic that resists mould and efflorescence. While its fast-setting nature ensures quick project completion, users must be mindful of the 40-minute pot life to avoid material waste during application.

All features

ColourBeige
Model Part NumberFLEX15AW
BrandKelmore

Extended Product Information

FAQs

Can Flex15 be used for outdoor swimming pools?

Yes, its mould-resistant and durable formula is specifically designed for wet areas, including swimming pools.

Is this grout suitable for natural stone?

Yes, Flex15 is compatible with suitable natural stone tiles.

What is the maximum joint width for this product?

Kelmore Grout Flex15 is suitable for joint widths up to 15mm.

How long until I can walk on the tiled floor?

The grout is fast-setting with a 4-hour set time, though light foot traffic should be introduced cautiously after that period.

Can I use this with underfloor heating?

Yes, its high flexibility makes it ideal for floors with underfloor heating systems.

Does this grout require a sealer?

While the grout is formulated to be resistant to mould and efflorescence, applying a grout sealer can provide additional stain protection if desired.

Troubleshooting

Grout is setting too quickly in the bucket

The pot life is 40 minutes. Mix smaller batches in warmer temperatures to avoid premature hardening.

Visible white staining (efflorescence) after drying

Ensure you are using clean water and avoid over-washing the joints during the initial cleaning phase.

Grout cracking shortly after installation

Check that the tiles were fully cured before grouting and that the joints were not cleaned out too deeply, which can lead to lack of support.

Pros and Cons

Pros

  • High flexibility suitable for underfloor heating
  • Resistant to mould and efflorescence
  • Fast 4-hour set time for efficient project turnaround
  • Compatible with both indoor and outdoor environments
  • Professional-grade finish that is easy to clean

Cons

  • Short 40-minute pot life requires efficient mixing and application
  • Not suitable for chemical-resistant requirements
  • Requires careful preparation of joint depth

Setup, Compatibility & Care

Before application, ensure all tile joints are clean, dry, and free from adhesive residue or dust. Mix the grout powder with clean water according to the manufacturer's recommended ratio until a lump-free paste is achieved.

Compatibility: This product works with ceramic, porcelain, and natural stone. It is fully compatible with internal and external substrates, including those with electric or water-based underfloor heating systems.

Care and Maintenance: While the grout is mould-resistant, regular cleaning of your tiled surfaces will maintain the aesthetic appeal. Avoid harsh acidic cleaners that could degrade the cementitious bond over time; instead, use neutral pH cleaning agents for routine maintenance.

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