Keraflex Maxi S1 in a clean white, your go-to high-performance, deformable cementitious adhesive that makes tiling a breeze! With its extended open time and excellent workability, this adhesive is a dream for DIYers and pros alike, especially when working with large porcelain and natural stone tiles. What’s more, its low dust technology and very low VOC emissions make it an eco-friendly choice for both indoor and outdoor projects, allowing up to a 15mm bed depth on uneven substrates and renders.
What's special about this product?
- High-performance, deformable white cementitious adhesive, ideal for large porcelain and natural stone tiles
- Extended open time and excellent workability for easy application
- No vertical slip and up to 15mm bed depth for use on uneven substrates and renders
- Low-dust technology for a cleaner work environment
- Very low VOC emissions, suitable for both indoor and outdoor projects
- Size: 3
- Suitable for Underfloor Heating: Yes
- Weight: 20KG
How do I measure my room for tiles?
Are these tiles suitable for underfloor heating?
Do I need to seal these tiles?
Doing a whole room?
Use our free Tile Calculator — enter your wall and floor measurements, deduct doors and windows, and we'll work out exactly how many boxes you need, plus 10% for wastage.

