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    Home/Products/Protective & Anti-Efflorescence Coatings/RAINCARE WRProtective & Anti-Efflorescence Coatings

    RAINCARE WR

    Protective & Anti-Efflorescence Coatings

    Nano Technology
    Transparent
    Breathable
    Silicon Based
    Protective & Anti-Efflorescence Coatings

    RAINCARE WR

    Transparent, water based nano technology silicon water repellent that complies with BS 3826-1969 Class A & Class B and fills hairline cracks up to 0.4 mm.

    • Water seepage in wall
    • Exposed brick wall dampness
    • Heritage building protection
    • Efflorescence on exterior walls

    Nano technology transparent water based Silicon water repellent. Complies with BS 3826-1969 Class A & Class B. Mix ratio with water 1:10. Excellent transparent coating protecting concrete and mortar surfaces from salts and acids. Fills hairline cracks up to 0.4mm. Prevents efflorescence, high breathability and micro porous.

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    Specifications

    TypeNano Technology Silicon Water Repellent
    ComplianceBS 3826-1969 Class A & Class B
    Mix Ratio1:10 with water
    TransparencyTransparent — does not change appearance
    Crack FillingFills hairline cracks up to 0.4mm
    PropertiesBreathable, Micro-porous, UV resistant

    Figures are controlled laboratory results. Actual site performance varies with substrate, temperature, humidity, application method and workmanship — please confirm the current product datasheet before specification.

    Where to use RAINCARE WR: silicone water repellent for brick, stone and concrete

    RAINCARE WR is a silicone water repellent made with nano technology, water based and transparent, so it does not change the appearance of the surface. It is diluted with clean water and applied by brush, roller or low-pressure spray. The treated surface stays breathable and micro-porous, which is why it suits breathable waterproofing of facades and stone.

    • Exterior Concrete Facades

      Protects concrete and mortar surfaces from salts and acids.

    • Natural Stone & Marble

      Transparent, so the stone keeps its natural appearance after treatment.

    • Brick & Masonry Surfaces

      Prevents efflorescence while the brickwork stays breathable and micro-porous.

    • Heritage Building Protection

      Does not change the look of the treated heritage surface.

    • Pre-cast Concrete Elements

      Fills hairline cracks up to 0.4 mm in the concrete surface.

    • Terrace & Balcony Surfaces

      UV resistant repellent applied wet-on-wet in two coats.

    For water seepage in wall surfaces outdoors, dilute RAINCARE WR with clean water in a 1:10 ratio and apply generously. It complies with BS 3826-1969 Class A & Class B, fills hairline cracks up to 0.4 mm and prevents efflorescence. As a transparent water repellent it leaves brick, stone and concrete looking the same. Apply the second coat while the first is still wet, then allow 24 hours of curing before rain or water reaches the surface.

    Armstrong Chemicals supplies RAINCARE WR to sites across Telangana, Andhra Pradesh, Karnataka, Kerala and Tamil Nadu, including Hyderabad, Vijayawada, Bengaluru, Kochi and Chennai.

    Why RAINCARE WR works

    • Transparent finish

      The coating is transparent and does not change how the surface looks, which matters on natural stone and heritage buildings.

    • Breathable and micro-porous

      The treated surface stays breathable and micro-porous while it repels water and prevents efflorescence.

    • Fills hairline cracks

      It fills hairline cracks up to 0.4 mm, closing small openings in concrete and mortar surfaces.

    How to Use

    1

    Ensure surface is clean, dry, and free from loose particles and contamination

    2

    Dilute RAINCARE WR with clean water in 1:10 ratio

    3

    Apply diluted solution generously by brush, roller, or low-pressure spray

    4

    Apply first coat and allow to penetrate into the substrate

    5

    Apply second coat while first coat is still wet (wet-on-wet method)

    6

    Do not allow first coat to dry before applying second coat

    7

    Allow 24 hours curing before exposing to rain or water

    Applicable Areas

    Exterior Concrete FacadesNatural Stone & MarbleBrick & Masonry SurfacesHeritage Building ProtectionPre-cast Concrete ElementsTerrace & Balcony Surfaces

    Coverage Calculator

    Coverage estimation is not applicable for this product. Please contact our team for application guidance.

    Product Brochure

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    Download Technical Datasheet

    Full specifications, application systems, layering guides, and coverage tables.

    Frequently Asked Questions

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