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SIKA Sikaflex-221, Black, Multi-Purpose Polyurethane Sealant & Adhesive, Permanent Elastic Seal, Sandable/Paintable, NSF Approved for Drinking Water, 10.1 (Pack of 24)
✅ In stock
F
Grade
Analysis Confidence
73%
Price verified Sep 23, 2026 5:42 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price is slightly above the going rate for this product — worth watching for a drop.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Merritt Supply
🚚 Shipping
Free Shipping
Product Details
✓VERSATILITY AND QUALITY IN ONE - Sometimes simply called Sika 221 black, this one-component urethane caulk bonds to a range of substrates, including metals, plastics, and metal primers and coatings
✓AGE RESISTANT - Formulated to resist the effects of aging to better perform at peak capacity no matter the conditions. Also resists elements such as seawater, diluted acids, and caustic solutions
✓READY TO USE - The Sikaflex black sealant comes in a handy cartridge that fits easily on an electric, pneumatic or manual application gun, making accurate placement of adhesive paste quick and easy
✓SAFE AND EFFECTIVE - Approved by the NSF for use in both drinking water systems and food production operations, so you can rest easy knowing there's no harmful level of chemicals
✓PERFECT FOR INTERNAL SEALS AND BONDING - Use it for permanent seals that you can rely on. The paste also bonds to ceramic materials and cures quickly upon exposure to atmospheric moisture
⚙️ Specifications
Color
Black
Brand
SIKA
Liquid Volume
10.1 fluid ounces
Full Cure Time
5 days
Initial Hardening Time
2 hours
Item Form
Paste
Maximum Gap Fill
1 inches
Surface Recommendation
Metal, Wood, Glass
Water Resistance Level
Waterproof
Number of Items
24
Manufacturer
SIKA
