Mapei Malech - Acrylic Primer

Micronised Acrylic Primer for Absorbent & Uneven Substrates Prior to Decorative Finishes. Mapei Malech is a ready-to-use, water-based, micronised acrylic primer designed to regulate absorbency and promote adhesion on cementitious and lime-based surfaces before applying decorative finishes such as paints or textured coatings. It penetrates deeply into porous substrates, consolidating the surface and ensuring uniform colour tone across subsequent coatings. Ideal for use with Mapei Silancolor, Silexcolor, or Elastocolor systems.. Key Features & Benefits. Deep Penetration: Consolidates and stabilises dusty or porous substrates for improved coating adhesion.. Regulates Absorption: Ensures even drying and colour tone when applying finishing products.. Alkali Resistant: Suitable for lime- and cement-based plasters and renders.. VOC Compliant & Water-Based: Low-odour and environmentally friendly for use in enclosed spaces.. Highly Compatible: Designed to work with Mapei's full range of decorative and protective coatings.. Product Details. Type: Micronised acrylic primer in water dispersion. Form: Colourless or slightly opalescent liquid. Coverage: 0.10–0.15 kg/m² depending on substrate porosity. Drying Time: Approx. 12–24 hours depending on conditions. Packaging: 10kg and 20kg buckets. Application Method: Brush, roller, or low-pressure spray. SKU: MALECH10 / MALECH20. Application Instructions. Substrate Prep: Ensure surfaces are clean, dry, and free from dust, oil, or previous coatings. Remove loose materials.. Apply Malech: Stir well and apply evenly with brush, roller, or spray. Avoid over-application.. Dry Time: Allow 12–24 hours of drying time before applying decorative coatings or protective finishes.. Limitations. Do not apply below +5°C or in environments with excessive moisture.. Not suitable for non-absorbent surfaces or as a standalone finish.. Health & Safety. Water-based and non-flammable. Avoid contact with eyes or prolonged skin exposure. Use suitable PPE during application. Refer to the Safety Data Sheet (SDS) before use.