
STÉREA GEL FLEX
Flexible, high-performance, polymer-modified, cementitious, white tile adhesive with GEL Technology (type C2TE S1, acc. EN 12004)
Flexible, high-performance, polymer-modified, cementitious white tile adhesive with GEL Technology, type C2TE S1 according to EN 12004, for absorbent & non-absorbent tiles of small, medium & large dimensions on demanding surfaces. Ideal for swimming pools, underfloor heating, terraces, balconies, wet areas and high-stress surfaces (commercial premises, hotels, schools).
The manufacturer material we have does not give a consumption figure for this product. We will confirm quantities from its technical data sheet when you request a quote.
Specification
- EN 12004
- C2TES1
- Consumption
- Not stated
- Packaging
- 25 kg bag
- Use
- interior, exterior, floor, wall
- Suitable for
- pools, underfloor heating, terraces balconies, wet areas, large format tiles, over old tiles
- Substrates
- concrete, cement mortars, brickwork, plasters, dry construction, painted surfaces, old tiles (with proper preparation)
- colour
- white
- slip
- reduced slip (T)
- open time
- extended open time (E)
- epd
- International EPD System logo shown on slide/bag
- selection matrix
- see reference/sterea-selection-matrix.json
Used in these systems
Tiling with STÉREA adhesives and ColorGroutData notes
- consumption not given in source (profile deck); needs TDS
- p23 says '4 products are available' but lists 5 (CERAMIC, PRO, FLEX, GEL, GEL FLEX)
- slide p28 heading reads 'STÈREA GEL' with the GEL FLEX bag; name GEL FLEX taken from p23/p29 and the bag
- matrix p29: terraces/balconies and old tiles/mosaic/paint only for small & medium tiles (footnote 1)
Source: TITAN Group profile 2026, page 28, 23, 29, 45.
Same class from Marmodom
Products declaring the same class (C2TES1) meet the same minimum performance under the standard. They are not identical products — check the specification for your job.



