Larsen SLC 1550 FLEX Universal Fibre Reinforced Self-Levelling Compound 3-50mm

SLC 1550 FLEX Universal (Fibre) 3-50mm from Larsen Building Products is a premium fibre reinforced self-levelling and smoothing compound designed for fast-track domestic and commercial flooring applications. Developed with advanced Fiberflex™ microfibre technology, this high-performance renovation screed delivers excellent flexibility, strength, and dimensional stability across a wide range of demanding substrates.

Manufactured from a controlled blend of special sands, cements, and synthetic polymers, SLC 1550 FLEX Universal provides a smooth, level surface ready to receive resilient floor coverings including carpet, ceramic tiles, natural stone, vinyl, resin coatings, and more. Its versatile formulation allows application depths from 3mm up to 50mm in a single application, making it ideal for renovation and refurbishment projects requiring rapid turnaround times.

Suitable for difficult substrates including timber floors and underfloor heating systems, this fast-drying self-smoothing compound offers excellent flow characteristics and can accept foot traffic within approximately 2–4 hours. Ideal for use in offices, schools, hospitals, dwellings, airports, and commercial environments, SLC 1550 FLEX delivers professional-grade levelling performance with reliable long-term durability.

Key Features

• Fibre reinforced self-levelling compound
• Suitable for 3–50mm application depths in one pour
• Fast drying formulation for rapid project turnaround
• Advanced Fiberflex™ microfibre technology
• Suitable for underfloor heating systems
• Ideal for timber and difficult substrates
• Single pack formulation for easy mixing and application
• Protein-free formulation
• Foot traffic after approximately 2–4 hours
• Suitable for domestic and commercial flooring projects
• BS EN 13813 CT-C25-F7 certified