S4Therm SR 12 CEMENT BASED, POLYMER AND PUMICE ADDED INSULATION RENDER WITH INCREASED SOUND PROOFING FEATURE

DescriptionS4Therm SR 12 is a high-performance, cement-based render for thermal insulation boards, containing polymer and pumice additives. This product provides excellent thermal, sound, and fire insulation with high bonding strength, making it suitable for interior facades and various insulation applications on mineral-based surfaces such as pumice blocks, gas concrete, and exposed concrete.✅ Advantages:Easy to applySuitable for machine applicationProvides excellent bonding to thermal insulation boardsHigh flexibility and stabilityResistant to thermal shocks, water, and frostWater vapor permeable, allowing the surface to breathePrevents condensation, mold, and moistureIncreases soundproofing propertiesLightweight, reduces structural load�� Application Areas:IndoorsOn thermal insulation boards such as EPS, XPS, and rock wool⚙️ Technical Specifications:PropertyValueChemical StructureCement-based powder containing polymer and pumice additivesDry Unit Weight~400 kg/m³ (±200)Wet Unit Weight~850 kg/m³ (±200)Thermal Conductivity≤ 0.1 W/m.K – T1 ClassWater Mixing Ratio14.00–15.00 L water / 15 kg powderCompressive Strength (EN 1015-11)≥ 6.0 N/mm²Bond Strength (EN 1015-12)≥ 0.1 N/mm²Capillary Water AbsorptionW1Water Vapor Permeability≤ 15Reaction to FireA1Pot LifeUp to 2 hoursFull Curing Time28 daysConsumption4.50 kg/m² (for 10 mm thickness)��️ Application Instructions:Ensure the surface is clean, smooth, and solidMix with clean water until a homogeneous mixture is obtainedApply with a steel trowel or machine to achieve the desired thicknessEnsure the first coat has set before applying the second coat⚠️ Warnings:Do not apply in weather conditions below 5°C or above 30°CAvoid application on wet or frozen surfacesWait 24–72 hours before applying the second coat, depending on weather conditions�� Cleaning & Storage:Clean tools with water 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