• Silicate Strengthener
    • Silicate Strengthener

    Article No. 107230

    Primer Hydro S F

    Mineral primer with highly strengthening effect

    1072 | Primer Hydro S F
    Size / Quantity

    Brochures and Catalogues


    Product specifications

    Appearance Clear
    Density (20°C) Approx. 1.15 g/cm³
    Solids content Approx. 27%
    pH value Approx. 11.5
    Carrier material Water

    The stated values represent typical product characteristics and are not to be construed as binding product specifications.

    Field of application

    • For use indoors and outdoors
    • Strengthening the structure of mineral building materials under subsequent plaster layers


    • Water-based
    • Strengthens
    • Silicifies the substrate
    • Aqueous
    • Alkali-resistant
    • Mineral-based
    • Preparation
      • Substrate requirements

        Dry, clean, free of dust and cracks (except hairline cracks) and capable of supporting a load.

        Free of salts known to be damaging to building materials.

    • Application
      • Application temperature: min. 5 °C max. 25 °C
      • Pressure injection
      • By brush / By roller/ Low pressure spraying
      • Shake well before use.

        Apply evenly to the material using a brush, roller or spray.

        If needed, repeat the application.

    • Application instructions
      • Do not let excess material build up on the surface.

        Glossy layers must be avoided.

        Structural defects such as cracks, cracked joints, defective connections and rising damp must be remedied first.

        Take appropriate measures to protect adjacent building elements and materials that should not come into contact with the product.

      • Drying

        1 to 6 hours depending on the application quantity, building material and ambient conditions.

        As a general principle, higher temperatures will reduce and lower temperatures will increase the times stated.

    • Working tools / cleaning
      • Pressure injection
      • By brush / By roller/ Low pressure spraying
      • Low-pressure spraying equipment, lamb's wool roller, flat brush

        Clean tools with water immediately after use.

    • Storage / shelf life
      • Store frost-free and cool / protect for moisture / close containers
      • Shelf-life 24 months
      • If stored unopened in its original container in a cool, dry place and protected against frost, the product will keep for at least 24 months.

    • Usage
      • Surface strengthening: approx. 0.5 – 1.0 kg/m²
        Injection: approx. 30 – 50 kg/m³ masonry work

      • Apply to a large enough trial area to determine the precise amount required.

    • General information
      • Not suitable for use on surfaces that remain visible, e.g. fair-faced masonry.

        The relevant test certificates must be observed when planning and carrying out work.

        The current technical regulations must be observed.

        Current regulations and legal requirements must be taken into account and deviations from these must be agreed separately.

        Always set up a trial area/trial areas first.

    • Disposal instructions
      • Larger quantities of leftover product should be disposed of in the original containers in accordance with the applicable regulations. Completely empty, clean containers should be recycled. Do not dispose of together with household waste. Do not allow to enter the sewage system. Do not empty into drains.

    • Safety / regulations
      • For further information on the safety aspects of transporting, storing and handling the product and on disposal and environmental matters, please see the current Safety Data Sheet.

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