SEF 444 is a high-strength, polymer-modified cement-based tile adhesive (grey), suitable for both interior and exterior walls and floors. It’s built for durability, flexibility, and excellent water resistance—even on renovation substrates like plaster, marble, and concrete.
Here are the primary specs for SEF 444:
- Shelf Life: 12 months from the date of manufacture, when stored sealed and dry.
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Initial Set Time: ~15 minutes
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Open (Working) Time: ~20 minutes
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Light Foot Traffic Ready: ~2 hours
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Grouting Ready: ~24 hours
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Water Requirement: Approximately 5.5–6 L per 20 kg bag (mix ratio ~1:3).
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Bond Strength (Tensile Adhesion): Range spans from 1.0 N/mm² to 1.4 N/mm², depending on substrate and conditions.
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Flexibility: Classified as S1 (per EN 12004 standards)—offering moderate deformability.
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Standards: Complies with EN 12004 (C1T) and IS 15477:2019 (Type 2).
