







🔧 Seal it once, seal it right — the pro’s choice for lasting perfection!
SIKASikaflex-221 is a premium white polyurethane sealant and adhesive designed for multi-surface bonding and permanent elastic seals. It offers superior age and chemical resistance, is waterproof, NSF-approved for safe use in drinking water and food environments, and comes in a convenient 10.1 fl oz cartridge (pack of 24) compatible with various application guns. Sandable and paintable, it ensures professional-grade finishes every time.




| Color | White |
| Brand | SIKA |
| Liquid Volume | 10.1 Fluid Ounces |
| Item Form | Oz |
| Surface Recommendation | Metal, Wood, Glass |
| Water Resistance Level | Waterproof |
| Number of Items | 24 |
| Manufacturer | SIKA |
| Global Trade Identification Number | 10033886005095 |
| Unit Count | 242.4 Fluid Ounces |
| Material | Polyurethane |
| Item Weight | 23.6 pounds |
| Product Dimensions | 12 x 8 x 12 inches |
| Item model number | 90891 |
| Manufacturer Part Number | 90891 |
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