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๐ง Seal it once, seal it right โ the proโs choice for permanent perfection!
Sika Sikaflex-221 is a professional-grade, white polyurethane sealant and adhesive in a convenient 10.1 fl oz cartridge. It creates permanent elastic seals on metals, plastics, ceramics, and more, with a waterproof, age-resistant formula that withstands harsh elements including seawater and diluted acids. NSF-approved for safe use in drinking water and food environments, itโs sandable, paintable, and designed for precise application with various guns, making it the ultimate multi-purpose sealant for durable, clean finishes.










| ASIN | B0CRS12FHB |
| Best Sellers Rank | #888 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #3 in Polyurethane Adhesives #12 in Urethane Adhesives |
| Brand Name | SIKA |
| Color | White |
| Customer Reviews | 4.8 4.8 out of 5 stars (5) |
| Global Trade Identification Number | 10033886005095 |
| Included Components | Sealant |
| Item Form | Oz |
| Liquid Volume | 10.1 fluid ounces |
| Manufacturer | SIKA |
| Material Type | Polyurethane |
| Model | 90891 |
| Number of Items | 24 |
| Part Number | 90891 |
| Surface Recommendation | Metal, Wood, Glass |
| Unit Count | 242.4 Fluid Ounces |
| Water Resistance Level | Waterproof |
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