Description
Sikaflex-221 is a high-quality multipurpose non-sag 1-c polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer. Meets approvals ASTM C920 types and Federal Specifications TT-S-00230C. Sikaflex® -221 is tested and classified in accordance with ANSI/UL 723 “Test for Surface Burning Characteristics of Building Materials”. Sikaflex® -221 is manufactured in accordance with ISO 9001 / 14001 quality assurance system and the Responsible Care Program. Product Benefits: – 1-C formulation – Elastic – Low odor – Resistant to weathering exposure – Non-corrosive – Can be overpainted – Can be sanded – Lower VOC’s – Bonds well to a wide variety of substrates – NSF registered, Proprietary Substances and Nonfood Compounds (black, gray, and white) – UL listed for potable water (black, gray, and white)
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