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Crown Universal Roll is a shot-free glass mineral wool unfaced roll which is lightweight, flexible, resilient and non-combustible. Crown Universal Roll is available in two variants, both 1160mm wide.
Crown Universal Roll - Combi-cut is perforated along its length at half and one third widths to allow easy splitting on-site to the required width. It also comes wrapped in a disposable kraft paper sleeve marked at half and one third widths to facilitate splitting while still rolled up.
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Crown Universal Roll is a non-combustible inorganic glass wool, defined as mineral wool in BS 3533 and is manufactured in accordance with BSI Quality Assurance Standard BS EN ISO 9001: 2001
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The thermal conductivity of Crown Universal Roll 40 is 0.040 W/mK.
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Crown Univrersal Roll is classified as Euroclass A1 to BS EN ISO 13501-1.
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Crown Universal Roll is odourless, rot proof, non-hygroscopic, does not sustain vermin and will not encourage the growth of fungi, mould or bacteria.
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Crown Loft Roll 40 is primarily used for the thermal insulation of pitched roofs at
ceiling level. However, it can also be used to thermally insulate floors and partitions, or wherever a lightweight mineral wool quilt is required. When used to insulate at ceiling level it is usually laid in two layers, with the first
layer between the joists and the second layer at right angles to the joists
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Crown Universal Roll is supplied in polythene packs. The Product Data tables show storage information for each thickness.
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For detailed installation details for residential applications, refer to the Knauf Insulation brochure Pitched Roofs Residential - New Build & Upgrade Ref: B/R/PR/1 or refer to the Knauf Insulation brochure Pitched Roofs Residential - Loft Conversions Ref: B/R/PR/2.
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Crown Universal Roll is free from CFCs, HCFCs and any other material with ozone depletion potential in its manufacture and content and represents no known threat to the environment. Crown Universal Roll has a Global Warming Potential of less than 5.
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