Prevent unsightly bleed through and bitumen-based roofs, with Enduris Bitumen Bleed Blocker. Apply as a basecoat under Enduris silicone roof coating to prevent color staining and ensure an even finish.

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Enduris Bitumen Bleed Blocker is part of the complete Enduris Roof Coatings system. Applied as a base coat to asphaltic substrates and surfaces, it's formulated to seal out oils that can discolor the finish coat, helping to protect your investment.
Enduris Bitumen Bleed Blocker prevents bleed through from asphaltic substrates and bitumen-based surfaces such as BUR, modified bitumen, and asphalt cap sheet. It's the first step to a perfect, even coloured and lasting finish on your next roofing project.
Bleed resistant
Quick and easy to apply
Excellent adhesion
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Key performance factors include the condition of the existing roof, correct surface preparation, environmental conditions during installation, coating thickness, and system compatibility with the underlying substrate. Long-term performance depends on correct specification and professional installation.
The Enduris roof coating system can typically be applied to a range of sound roofing substrates including metal roofs, single-ply membranes, modified bitumen, built-up roofing systems, and spray polyurethane foam, subject to adhesion testing and substrate condition assessment.
In suitable conditions, the Enduris roof coating system can be used as an alternative to full roof replacement where the existing roof is structurally sound. It is designed to restore waterproofing performance and extend service life, offering a refurbishment approach rather than full tear-off replacement.
Enduris roof coatings are typically used by roofing contractors during refurbishment projects, specified by consultants or surveyors, and selected by building owners seeking to improve waterproofing performance and extend the service life of existing roof assets.
A silicone roof coating system extends roof life by creating a durable, weather-resistant barrier that protects the underlying roof from UV exposure, water ingress, and thermal cycling. This helps reduce ongoing deterioration of the existing roof structure and can significantly delay the need for full replacement.
The Enduris roof coating system is used to restore and protect existing roofing assemblies by forming a seamless, waterproof silicone membrane over the existing roof surface. It is commonly specified to extend roof service life and delay or avoid full roof replacement where the substrate is still structurally sound.
Connect with our silicones for building specialists for expert advice tailored to your needs, or discuss your project with a local sales representative today to discover the best solutions and insights.
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