UltraTile ProFlex S2 Fibre Reinforced Flexible Tile Adhesive – Grey 20kg

ProFlex S2 is a high-performance, single-part, rapid-setting, fibre reinforced flexible tile adhesive specially formulated for internal and external wall and floor tiling. Featuring advanced FibreBond technology, it offers enhanced adhesion and exceptional S2 flexibility, making it ideal for areas subject to movement or vibration such as timber floors, plywood overlays, swimming pools, and underfloor heating systems. This grey adhesive supports a wide range of tile types including brick slips, resin-backed, and quartz tiles.

Product Features

• FibreBond technology for superior strength and durability
• Rapid setting with grout ready in approximately 3.5 hours
• S2 classified for ultimate flexibility and movement tolerance
• Suitable for use on floors and walls, internal and external applications
• Effective on challenging substrates including timber, chipboard, concrete, and cementitious screeds
• Compatible with underfloor heating systems
• Single-part formula – easy to mix and apply
• Grey colour for versatile use with many tile types

Technical Information

Application Notes

• Apply adhesive in areas up to 1m² at a time.
• Use appropriate notched trowels for tile types:
  • Mosaic tiles: 3mm x 3mm notch at 6mm centres
  • General wall tiles: 5mm x 5mm notch at 10mm centres
  • General floor tiles: 8mm x 8mm notch at 16mm centres
• For floors and external applications, use the solid bed method and 'butter' the back of tiles for full coverage.
• Leave grout joints: approximately 1–3mm for walls, 2–12mm for floors.
• Remove excess adhesive from tile faces and joints before setting.

Other Details

• Suitable for porcelain, ceramic, natural stone, mosaics, brick slips, resin-backed tiles, quartz, and more
• Frost resistant once set
• Compatible with timber floors and underfloor heating
• Highly flexible for installations subject to movement

Why Choose ProFlex S2 Fibre Reinforced Flexible Tile Adhesive?

ProFlex S2 combines rapid setting, exceptional flexibility, and robust adhesion to ensure durable and professional tile installations. Its fibre reinforcement and fibre bond technology provide increased strength and durability, ideal for challenging substrates and environments where movement or vibration is expected. This adhesive is a trusted choice for domestic and commercial projects requiring long-lasting, high-quality tile fixing.