DescriptionS4Wall CG 21 is a high-performance, cement-based mortar designed for bonding masonry elements like pumice, stone, and brick. It is polymer-enhanced for high bonding strength and flexibility, making it ideal for both indoor and outdoor applications. This mortar is resistant to thermal shocks, water, and frost, ensuring long-lasting performance in a variety of construction environments.✅ Advantages:Easy to applyProvides high bonding strength and flexibilityResistant to thermal shocks, water, and frostPrevents mold and moisture buildup�� Application Areas:For bonding masonry elements like pumice, stone, and brickIndoor and outdoor applicationsOn vertical surfaces⚙️ Technical Specifications:PropertyValueChemical StructureCement-based, polymer-added powderPowder Density~1.50 g/cm³ (±0.1)Water Mixing Ratio5.75–6.25 L water / 25 kg powderCompressive Strength (EN 1015-11)≥ 5 N/mm²Bond Strength (EN 1015-12)≥ 0.4 N/mm²Capillary Water Absorption≤ 0.40 kg/m²·min0.5Water Vapor Permeability (EN 1015-19)≤ 25Thermal Conductivity (EN 1745)≤ 0.33 W/mKPot Life1–2 hoursConsumption9.00–11.00 kg/m² (depending on the size of masonry elements)��️ Application Instructions:Ensure the surface is clean, smooth, and solidMix with clean water until a homogeneous mixture is achievedApply with a trowel to the vertical sides of the masonry elementPress the adhered masonry element with a rubber mallet⚠️ Warnings:Do not apply in weather conditions below 5°C or above 30°CAvoid application on frozen, melting, or wet surfaces�� Cleaning & Storage:Clean tools with solvent immediately after useStore in a dry, moisture-free area, unopened, for up to 12 months�� Safety:Wear protective clothing, gloves, and masks during applicationAvoid contact with eyes and skinKeep out of reach of childrenConsult the Safety Data Sheet (SDS) for more details
