Litokol FastGel S1+: manufacturer image showing the grey and white versions. One sales unit contains 2 bags of 20 kg (40 kg) in the colour you select.

Litokol FastGel® S1+ Grigio | Flexible rapid tile adhesive in grey, ready for use after 12 h | 40 kg (2 × 20 kg) for approx. 13.3 m²

Regular price€183,00
€4,58/kg
Tax included. Shipping calculated at checkout.
  • 40 kg per sales unit (2 × 20 kg bags), approx. 13.3 m² at 8 mm
  • Walkable after 3 hours
  • Ready for grouting after 3 hours
  • Ready for use after 12 hours

Values at +23 °C and 50% relative humidity, without draughts. Site conditions affect these times. Waterproofing, grout and sealants have their own waiting times; this does not permit pool filling after 12 hours.

1 sales unit = 40 kg = 2 bags of 20 kg

Both bags in the colour you selected. Quantity 2 = 4 bags (80 kg). Single bags are not available.

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Litokol · FastGel® S1+ GrigioFlexible rapid adhesive C2 FTE S1 in grey for large formats & underfloor heating

A shop that has to be retiled overnight, a balcony over an old covering, large slabs on underfloor heating: where surfaces need to return to everyday use quickly and the substrate moves, tiling needs speed and reserve at the same time.

FastGel® S1+ is a flexible, crack-resistant tri-polymer gel: walkable and groutable after 3 hours, ready for use after 12 hours in standard conditions, in grey ideal under muted and dark coverings, with uncompromising performance right into the adhesive bed.

  • Walk & grout after 3 h
  • In use after 12 h
  • Flexible & crack-resistant
  • Grey for muted coverings
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FastGel® S1+ Grigio is made for these areas

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  • Bathrooms, showers & wet rooms
  • Pools, basins & fountains
  • Terraces & balconies
  • Spa & hammam
  • Tile on tile & underfloor heating
  • Façades
  • Commercial & public areas
  • Industrial floors & heavy-duty areas
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Suitable for these coverings and substrates

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  • Large formats & thin slabs
  • Porcelain stoneware & ceramic tiles
  • Natural stone & marble
  • Terracotta & clinker
  • Screeds & levelling compounds
  • Plaster, plasterboard & aerated concrete
  • Existing tiles & underfloor heating
  • Concrete & fibre cement
  • SafetyGel® & waterproofing
  • Uncoupling membranes
  • Gypsum and anhydrite only with X-Prime® and checked residual moisture, not on wood, metal, PVC or RM waterproofing

All times apply at +23 °C, 50 % relative humidity and without draughts; site climate and substrate will change them. Grouts and waterproofing may require longer waiting times, and the 12 hours are no approval for filling a pool. Outdoors, lay with full coverage and protect from heavy rain for 12 hours.

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The key data for application

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Flexible powder gel in 2 bags of 20 kg (40 kg) in grey (Grigio), creamy and stable on floors and walls:

  • Mixing4.6 to 5.2 l water per 20 kg bagleave to rest for 5 minutes, then stir briefly
  • Application temp.+5 °C to +35 °Cpot life of the mix 60 minutes
  • Open timeover 45 minutestime after spreading, bed thickness 1 to 20 mm
  • Walk & groutafter 3 hoursgrouting on walls and floors, standard conditions
  • Ready for useafter 12 hoursalso observe the waiting times of grout and waterproofing
  • Shelf life12 monthsstore dry in the original packaging

Performance that lasts

  • 3 hwalkable and groutable at +23 °C and 50 % RH
  • 12 huntil ready for use in standard conditions
  • C2 FTE S1deformable and rapid-setting according to EN 12004
  • −40 to +90 °Ctemperature resistance in service

Coverage and quantity

One 40 kg sales unit (2 × 20 kg) covers approx. 13.3 m² with an 8 mm notched trowel. Coverage mainly depends on the notch size and application.

6 mm notch: approx. 16 m² per 40 kg.

8 mm notch: approx. 13.3 m² per 40 kg.

10 mm notch: approx. 11.4 m² per 40 kg.

With double buttering, i.e. also applied to the back of the tile, one sales unit covers approx. 8 m². Further consumption figures can be found in the technical data sheet.

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Delivery & advice

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Delivery

3–7days delivery time, express on request only

Each sales unit contains 2 bags of 20 kg (40 kg), both in grey. Single bags are not available. For light coverings, the same formula is available in white as FastGel® S1+ Bianco.

Advice

Free of chargepersonal expert advice

Unsure about the substrate, large format or waiting times before grouting? We will advise you personally on +49 40 22851287 and match adhesive, waterproofing and grout to your project.

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Recommended systems

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The manufacturer: Litokol

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Since its foundation in Rubiera, Italy, in 1968, Litokol has developed systems for laying tiles and natural stone, from substrate preparation, adhesives and waterproofing to grouts and care. New formulations are created in the company’s own research laboratory, Litokol L-Lab.

View reference projects

We are always happy to help and will support your project from the substrate to the last tile, so that your surfaces can be used again quickly.

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