Steico Flex 036STEICO Flex 036 STEICO Flex 036 is a flexible wood fibre insulation batt designed for use within walls, roofs, floors, and service cavities. Manufactured from natural wood fibres, it combines excellent thermal performance with vapour openness, moisture regulation, and acoustic insulation, making it suitable for both new build and retrofit projects. Its flexible fibre structure allows the insulation to friction fit between studs, rafters, joists, and

This makes it particularly suitable for older solid-wall buildings where breathability remains important

mineral paints

Biodegradable & Non-Hazardous – Safe for the user and the environment

An environmentally friendly solution to airtight seal a building and reduce the risk of condensation issues in both new build and refurbishment projects

Vapour Diffusion Resistance (μ-value): Low – supports full vapour permeability

Eco-build projects

33 W/mK Adhesion to Masonry ≥ 0

5:1 sharp sand : NHL 5 Limecrete Floors 2

Blade Length: 175mm

making it suitable for permanently damp and underwater environments

4m² per 20kg tub at 2mm Coverage Approx

The coarse aggregate grading makes it particularly suitable for: