Larsen SLC 1550 Self-Leveling Compound 3-50mm Professional - 20kg
Professional SLC 1550 Universal is a single-pack, fast-drying, fibre-reinforced, cement-based underlayment designed for high-quality, self-levelling floor applications. Ideal for domestic and commercial projects, it provides a smooth and level substrate for subsequent floor finishes.
Applications:
Levelling floors from 3 to 50 mm in a single application
Suitable for use over underfloor heating
Ideal for timber and other challenging substrates
Not a final wearing surface—must be overlaid with carpet, tiles, vinyl, resin coatings, or other suitable finishes
Suitable for offices, homes, schools, hospitals, airports, and similar spaces
Restrictions:
Not suitable for industrial use or flexible/vibrating surfaces
Substrate must be strong, stable, and suitable for intended traffic
Room and substrate temperatures must be above 5°C during application
Features:
Self-levelling and smoothing
Fast drying
Fibre-reinforced for enhanced strength
Protein-free
Light foot traffic after 2–4 hours
BS EN 13813 CT–C25–F7 compliant
Coverage: 20 kg covers approximately 1 m² at 10 mm thickness