Weber Saint-Gobain - Official website of the company

webercol floor TBS (HS)

formerly Carromortar TBS (HS)

webercol floor TBS (HS)
webercol floor TBS (HS)

Product benefits

  • High strength tile bedding screed
  • Up to 100mm thickness
  • Ready to use

High strength tile bedding screed

webercol floor TBS (HS) is a uniformly blended mixture of hydraulic binders, resins calibrated sands and aggregates. This mortar is laid on top of concrete substrates and suitable for external and internal environments to form a thick dry bedding screed over which a slurry is poured and ceramic tiles, mosaics, prefabricated stones, blocks or marble are installed.

Product Features

Admissible substrates

Concrete with minimum 40 MPa compressive strength.
Do not use on gypsum based substrate.


Appearance Powder
Color Grey
Powder density 1.7 ± 0.1
Mixed density 2.30
Grain size 0 to 6 mm
Compressive strength at 28 days (MPa) 40 MPa
Service Temperature -20°C to +70°C


2.2 kg / m² per 1 mm thickness approximately.


12 months after manufacturing date in its original packing under dry conditions.




Send or download the documentation

You can either send the documentation to an email address, or download it.

Instructions for use

Product preparation

Mix one 50 Kg bag of webercol floor TBS (HS) with 4 to 4.5 litres of clean cool water manually, using a mixing drill or a continuous mixer, until a homogeneous dry mixture is obtained.

Product application

Apply webercol floor TBS (HS) using a trowel on the well cleaned and cured concrete. webercol floor TBS (HS) can be applied from 30 to 100 mm thickness. For tiles fixing, soon after levelling webercol floor TBS (HS), apply over it a slurry layer of 2 to 3 mm containing cement, water and a bonding agent like weberad 240 LTX. Fix immediately the tiles and make sure to protect the tiled surface. It is recommended to use our range of weberjoint perfect or weberjoint deco water resistant grouts for filling the tile joints. Ideal application temperature is between +5 ºC and +35 ºC

Environmental and Safety

Safety precautions

The product contains cement powders which, when mixed with water, release alkalis that could be harmful to the skin. It is preferable that the application be done in a ventilated area, and to wear protective gear for hands, eyes and respiratory system and to avoid breathing of the dust. Splashes on the skin should be washed away by cleaning thoroughly with soap and water. In case of contact with eyes, wash thoroughly with clean water and seek medical attention. If swallowed, do not induce vomiting and seek medical attention. The product is non-flammable.


While the company guarantees its products against defective materials, the use and application of these products are made without guarantee since the conditions of their application are beyond its control. It is recommended to verify with the company that the product is suitable for the intended use, and that this Data Sheet version is the latest one. The company may modify it without prior notice. Technical characteristics are listed for guidance only. For more information, please contact the company’s office in your location.


The information included on this Technical Data Sheet is the sole property of SODAMCO Holding. The unauthorized disclosure, use, dissemination or copying (either whole or partial) of this data sheet or any information it contains, is prohibited and subject to legal pursuit.

Available packaging

UAE50 kg