Description
Larsen SLC 1550 Flexible Self Levelling Compound – 20kg Full Pallet
Larsen SLC 1550 FLEX is a single-pack, fast-drying, flexible self-levelling compound incorporating FiberFlex microfibre technology. Designed for professional floor preparation across a wide range of substrates, it levels and smooths uneven subfloors rapidly — providing a flat, stable surface ready for tiling, vinyl, carpet, wood flooring, and other floor coverings. Available here as a full pallet of 48 x 20kg bags for maximum trade efficiency on larger projects.
Key Benefits
- Single-pack formula — simply mix with water, no additives required
- FiberFlex microfibre technology for enhanced flexibility and crack resistance
- Fast drying — reduced waiting time before floor covering installation
- Flexible formulation — suitable for substrates prone to movement
- Feather edge capability — no minimum depth restriction
- Compatible with anhydrite (calcium sulphate) screeds
- Compatible with underfloor heating systems
- Suitable for all floor coverings including tiles, vinyl, carpet, and timber
- Pallet quantity for trade efficiency and bulk project supply
Applications
Larsen SLC 1550 FLEX is suitable for levelling and smoothing internal subfloors including concrete, sand and cement screed, anhydrite screed, and existing floor coverings (where suitably prepared). Ideal for use in residential and commercial environments prior to the installation of ceramic and porcelain tiles, LVT, vinyl, carpet, and engineered timber floors. Particularly suited to projects with underfloor heating where flexibility is essential.
Why Buy by the Pallet?
With 48 x 20kg bags per pallet, this bulk format is the most cost-efficient way to supply larger floor preparation projects. Delivered direct to site, reducing per-bag cost and saving valuable time on procurement.
Millcot is a trusted UK trade supplier of professional tiling, wetroom, and construction materials. All products are sourced directly from manufacturers and supplied to trade professionals across the UK.

