Superglass Multi-Roll 40 is a non-combustible, glass mineral wool insulation roll used primarily as thermal insulation between and over timber joists of pitched roofs.
Key Features
• Thermal Conductivity: Declared thermal conductivity (lambda (λ) value) of 0.040W/mK.
• Fire Classification: Deemed non-combustible with a fire classification of Euroclass A1 (the highest possible rating) when tested to BS EN 13501-1:2018 Reaction to Fire.
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