Product description

Sikaflex® -221 is a high-quality multi-purpose non-sag 1-C polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer. For US: Meets ASTM C920 and Federal Specifications TT-S00230C. Sikaflex® -221 is manufactured in accordance with ISO 9001 / 14001, quality assurance system and with the responsible care program.

Benefits :
- 1-C formulation
- Elastic
- Low odour
- Resistant to ageing
- Non-corrosive
- Can be overpainted
- Can be sanded
- Bonds well to a wide variety of substrates
- NSF-approved for incidental food contact

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