--- product_id: 50806593 title: "Sikaflex 221 Strong Adhesive Sealant, Black, 300ml" brand: "sika" price: "₨837" currency: SCR in_stock: true category: "Sika" url: https://www.desertcart.sc/products/50806593-sikaflex-221-strong-adhesive-sealant-black-300ml store_origin: SC region: Seychelles --- # 45 min open time Waterproof & elastic Multi-surface bonding Sikaflex 221 Strong Adhesive Sealant, Black, 300ml **Brand:** sika **Price:** ₨837 **Availability:** ✅ In Stock ## Summary > 🖤 Seal it strong, seal it smart — the adhesive that means business. ## Quick Answers - **What is this?** Sikaflex 221 Strong Adhesive Sealant, Black, 300ml by sika - **How much does it cost?** ₨837 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/50806593-sikaflex-221-strong-adhesive-sealant-black-300ml) ## Best For - sika enthusiasts ## Why This Product - Trusted sika brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Food-Safe Certified:** NSF-approved for incidental food contact, ensuring safety in sensitive environments. - • **Durable Elastic Seal:** Cures into a permanent, flexible seal that resists sagging and can be painted or sanded. - • **Extended Work Window:** Stay in control with a 45-minute open time for precise application. - • **Universal Bonding Power:** Seamlessly adheres to metal, ceramics, plastics, and painted surfaces. - • **Professional Grade Reliability:** Trusted by pros for consistent performance in demanding conditions. ## Overview Sika Sikaflex 221 is a professional-grade, black polyurethane adhesive sealant offering a 45-minute open time and permanent elasticity. It bonds effectively to diverse materials including metal and ceramics, cures waterproof, and is NSF-approved for incidental food contact. Ideal for experienced users seeking durable, versatile sealing solutions. ## Description From the manufacturer Mandatory to read the product and safety data sheets before using the product for important advice. Ensure surfaces are clean, dry and free from grease, oil and dust. Apply the correct pre-treatment steps. If further assistance is required please contact SIKA technical services. ## Features - Causes damage to organs through prolonged or repeated exposure. - Contains epoxy constituents. May produce an allergic reaction. - Contains isocyanates. May produce an allergic reaction. - May cause allergy or asthma symptoms or breathing difficulties if inhaled. - May cause an allergic skin reaction. - May cause damage to organs through prolonged or repeated exposure. - Suspected of causing cancer. - PROFESSIONAL USE PRODUCT – This is product is suitable for experienced professional users only. - LONG-OPEN TIME – Sikaflex 221 remains workable for up to 45 minutes once open and will develop a skin in 60 minutes, providing temperatures are between 5˚C and 40˚C. - VERSATILE – A multi-purpose sealant and adhesive with high adhesive strength. Bonds well to a wide variety of substrates, including metals, ceramics, plastics and painted materials. - PERMANENTLY ELASTIC – Cures using ambient moisture into an elastic but permanent seal that does not sag and can be sanded and painted as needed. - FOOD SAFE – NSF-Approved for incidental food contact. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00DUX6PY4 | | Best Sellers Rank | 2,426 in DIY & Tools ( See Top 100 in DIY & Tools ) 65 in Sealers | | Brand | Sika | | Colour | Black | | Compatible Material | Metal, Porcelain | | Customer Reviews | 4.6 out of 5 stars 684 Reviews | | Global Trade Identification Number | 04003923245776 | | Included Components | 1x Cartridge | | Item Dimensions | 50 x 50 x 230 millimetres | | Item Form | Paste | | Item Type Name | Sealant and Adhesive | | Item Weight | 0.45 Grams | | Item dimensions L x W x H | 50 x 50 x 230 millimetres | | Item weight | 0.45 Grams | | Manufacturer | Sika Everbuild | | Manufacturer Contact Information | Sika Everbuild 41 Knowsthorpe Way, Leeds LS9 0SW | | Manufacturer Part Number | SIKAFLEX221/40 | | Material | Polyurethane | | Model Number | 221 | | Number of Items | 1 | | Style | Compact | | Style Name | Compact | | Surface Recommendation | Window | | Unit Count | 300.0 millilitre | | Water Resistance Level | Waterproof | | Water resistance level | Waterproof | ## Product Details - **Brand:** Sika - **Item dimensions L x W x H:** 50 x 50 x 230 millimetres - **Item weight:** 0.45 Grams - **Material:** Polyurethane - **Style:** Compact ## Images ![Sikaflex 221 Strong Adhesive Sealant, Black, 300ml - Image 1](https://m.media-amazon.com/images/I/61SFNQD1hfL.jpg) ![Sikaflex 221 Strong Adhesive Sealant, Black, 300ml - Image 2](https://m.media-amazon.com/images/I/81b2EKbaTxL.jpg) ![Sikaflex 221 Strong Adhesive Sealant, Black, 300ml - Image 3](https://m.media-amazon.com/images/I/81nhp0FUYDL.jpg) ![Sikaflex 221 Strong Adhesive Sealant, Black, 300ml - Image 4](https://m.media-amazon.com/images/I/81e2Vzx2JcL.jpg) ![Sikaflex 221 Strong Adhesive Sealant, Black, 300ml - Image 5](https://m.media-amazon.com/images/I/81cuXQQf8DL.jpg) ## Questions & Answers **Q: Hi. I have a convertible and the rear window must be glued back. Has everyone was use it for this type of repair? Or similar? Thanks** A: This would be a good adhesive for this type of repair and should solve your problem **Q: Which type of Silka is the best to stick the feet of my solar panel to the roof of my Camper** A: Sikaflex 221 is one of the best to do this **Q: Can it be used for sealing windscreen rubber** A: Hi, we would recommend a test prior to a full application as rubber does vary. ## Frequently Bought Together - Sika Sikaflex 221 Adhesive Sealant, Black, 300 ml - Sika Sikaflex-522 Caravan And Motorhome Adhesive Sealant – Weather And Mould Resistant – White – 300ml - HouYeen Black Porthole 10'' Opening Window Port Hole Portlight Hatch for Boat Yacht RV Industry --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sc/products/50806593-sikaflex-221-strong-adhesive-sealant-black-300ml](https://www.desertcart.sc/products/50806593-sikaflex-221-strong-adhesive-sealant-black-300ml) --- *Product available on Desertcart Seychelles* *Store origin: SC* *Last updated: 2026-08-13*