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    Raven 581

    Chimney Seal

    Product Description

    Raven 581 is a 100% solids, no VOC, modified polyurethane designed for use as a maintenance hole/ manhole “chimney seal.”

    It can be applied in high humidity conditions with minimal bubbling and loss of adhesion. It adheres well to properly prepared concrete, steel, aluminium, wood, composites, and many other substrates.

    Some substrates exhibit much better long term performance if a primer is used prior to application. If you’re interested in primer recommendations please get in touch.

    Product Features

    • 100% solids
    • No VOCs
    • Can be applied in high humidity conditions

    Recommended Uses

    • Manhole Chimney Seals
    • Concrete waterproofing
    • Primed or Un-Primed Steel
    • Primed Aluminum
    • OEM Applications
    • Industrial Facilities

    Product Colours

    Raven 581 comes in Safety Yellow as standard. Other colours may be available on request, please contact us for more information.

    Technical Data Sheet

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    If you would like to discuss your individual business needs please do not hesitate to get in touch, we can offer bespoke solutions tailored to your requirements.

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