Sika Sikaflex® 221 Multi-Purpose Polyurethane Sealant/Adhesive - 10.3oz (300ml) Cartridge - White

Sika Sikaflex 221 is a white multi-purpose polyurethane sealant and adhesive supplied in a 10.3 oz, 300 ml cartridge. It is intended for permanent elastic sealing and bonding on suitable marine and general-use substrates.

The one-component, non-sag formula cures when exposed to atmospheric humidity and forms a durable elastomer. It can be used on listed materials including wood, metals, metal primers, paint coatings, ceramic materials, and plastics.

• Product type: polyurethane sealant and adhesive
• Formula: one-component, non-sag
• Color: white
• Cartridge size: 10.3 oz / 300 ml
• Cure method: cures with atmospheric humidity
• Suitable substrates: wood, metals, metal primers, paint coatings using 2-component systems, ceramic materials, and plastics
• Use: permanent elastic seals with high adhesive strength
• Properties: elastic, durable, aging resistant, weathering resistant, and non-corrosive
• Finishing: can be sanded and overpainted
• Approvals and listings: meets ASTM C920 types and is tested and classified by ANSI/UL 723
• Registrations: NSF-registered for proprietary substances and nonfood compounds in black, grey, and white
• Potable water listing: UL listed for potable water in black, grey, and white
• Warning: this product can expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm