25mm URSA Acoustic Insulation Roll

25mm URSA Acoustic Insulation Roll

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    Additional Info

    Product Code:
    • Speak to an insulation expert:
      Get in touch with us over our LIVE CHAT or 02038839057
    • Application:
      Use as an acoustic insulation in timber or metal framed internal partition walls, timber or metal framed separating walls and timber separating floors.
    • Type:
      Acoustic Insulation Roll
    • Product Size:
      1.200mm x 20m
    • Thickness:
    • Pack Coverage:
    • Estimated Delivery:
      2-3 Working Days

    Product Description

    25mm URSA Acoustic Insulation Roll

    25mm URSA Acoustic Insulation Roll

    URSA Acoustic Roll is a lightweight, non-combustible, unfaced glass mineral wool product for use as an acoustic insulation in timber or metal framed internal partition walls, timber or metal framed separating walls and timber separating floors.

    URSA Acoustic Roll – either 1200mm wide or split into 2 x 600mm wide rolls.

    Technical Details

    Thickness (mm): 25, 50, 60, 75 & 100

    Width: 1200/2x600mm

    Roll Length: 20m

    Roll Coverage: 24.00m2

    Density: 22kg/m3

    Weight: 11.1kg

    Thermal Conductivity: 0.035W/mK

    Thermal Resistance: 0.71m2K/W

    Fire Rating: Euroclass A1 (non-combustible)

    Heat capacity: 1.03 kJ/kgK.

    Water Vapour Resistance: 5.00MNs/g.m

    BRE Green Guide Rating A+.

    Acoustic Performance: High acoustic performance

    URSA Acoustic Insulation Roll

    Benefits From 25mm Acoustic Insulation Roll


    Outstanding product quality manufactured to ISO 9001 Quality Systems.

    Global warming potential: 

    URSA Acoustic Roll does not use chemical blowing agents and so the Global Warming Potential (GWP) arising from it is zero.

    Cost effective: 

    Suitable for use in a variety of timber and metal frame details URSA Acoustic Roll is a cost effective way of insulating both new and existing buildings. 

    Insulation savings: 

    URSA Acoustic Roll has excellent sound insulation characteristics to help meet the Building Regulation and Robust Details requirements.

    User friendly: 

    Our new generation URSA TERRA mineral wool has a ‘soft touch’ feel making it easier to handle and install whilst still maintaining its excellent mechanical properties.

    Thermal performance: 

    URSA Acoustic Roll also has good thermal insulation characteristics and enhances the thermal comfort of the building.


    URSA mineral wool is manufactured from an abundant, sustainable resource and utilises at least 50% glass waste.


    25mm insulation URSA Acoustic Roll is lightweight yet tough, resilient and easy to install. It is easily cut using a sharp knife.

    Space saving: 

    Compaction of the rolls in their manufacture saves space in both storage and transport.


    URSA Acoustic Roll is rot-proof, durable and maintenance free. It is non-hygroscopic and will not slump in normal use.


    - Timber/Steel Frame Partition Wall

    - Timber Frame Separating Wall

    - Timber Frame Separating/External Wall Junction

    - Internal Timber Floor

    - Internal Concrete Floor

    - Timber Separating Floor (I-joist or metal web joist)

    - Timber Separating Floor (solid timber joist)

    - Roof Junction (separating wall/attic space)

    - Roof Junction (separating wall/room in roof)


    When correctly installed, URSA mineral wool products are maintenance free and have an indefinite life at least equal to that of the building.


    URSA mineral wool products are supplied wrapped in polythene to provide short-term protection. On site the rolls should be stored clear of the ground, on a clean level surface and under cover to protect them from prolonged exposure to moisture or mechanical damage.

    If you have questions about 25mm URSA Acoustic Insulation Roll please call us on 02038839057! You can also text us back in our live chat.

    Please find all datasheets in PDF & BROCHURES section.

    Bee with us!! 


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    25mm URSA Acoustic Insulation Roll

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    Size Chart