--- product_id: 17019214 title: "Crack Sealant" brand: "sika" price: "£14.42" currency: GBP in_stock: true reviews_count: 13 category: "Sika" url: https://www.desertcart.co.uk/products/17019214-crack-sealant store_origin: GB region: United Kingdom --- # 100% waterproof & weather-resistant Textured gray blends with concrete Self-leveling for effortless application Crack Sealant **Brand:** sika **Price:** £14.42 **Availability:** ✅ In Stock ## Summary > 🛡️ Seal smart, stay flawless—because your concrete deserves the best! ## Quick Answers - **What is this?** Crack Sealant by sika - **How much does it cost?** £14.42 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/17019214-crack-sealant) ## 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 - • **Effortless, Flawless Finish:** Self-leveling formula means no tooling needed—just apply and watch it smooth out perfectly. - • **Built to Last, Rain or Shine:** Waterproof and weather-resistant seal protects horizontal cracks up to 1 inch wide from aging and moisture damage. - • **Invisible Concrete Camouflage:** Special textured gray color blends seamlessly with sidewalks, driveways, and terraces for a professional look. - • **Pro-Grade Durability in a Tube:** Premium polyurethane formula ensures long-lasting protection and easy application with any standard caulk gun. - • **Flexible Seal for Dynamic Surfaces:** High elasticity resists cracking and tearing, accommodating surface movement without compromising the seal. ## Overview Sikaflex Crack Flex Sealant is a premium, self-leveling polyurethane sealant designed for horizontal concrete cracks up to 1 inch wide. Its textured gray finish blends naturally with concrete surfaces, while its high elasticity ensures a durable, waterproof seal that resists weathering and movement. Ideal for driveways, sidewalks, decks, and terraces, it offers professional-grade protection with effortless application. ## Description If your driveway, sidewalk, balcony, steps, or other concrete or cement surface has cracks or gapping, Sikaflex Crack Flex sealant is the solution you need. This is a one-component, premium-grade polyurethane sealant that, once cured, offers waterproof protection and long-lasting durability. Simply insert the compact cartridge into a standard caulk gun and you're ready to go. The sealant is self-leveling, so there's no need to tool it down or shape it into the crack. And, it's specially textured to better blend with the pavement. The sealant features high elasticity to allow for movement and prevent tearing for a longer-lasting seal. ## Features - TIGHT, WATERPROOF SEALS — Sika self-leveling sealant provides an ideal solution for cracks found in concrete pavement, driveways, walkways, terraces, decks, and other horizontal surfaces - ELASTICITY RESISTS CRACKING AND TEARING — Sika pro sealant incorporates a high elasticity that allows for movement between bonded surfaces. This helps prevent damage to the caulk for a better seal - TEXTURED TO BLEND — Colored gray to blend with sidewalks and driveways, this caulk features a special texturing to better match the look and feel of everyday concrete, cement, and similar surfaces - LONG-LASTING PROTECTION — Once cured, the seal is waterproof and water immersible, so rainwater and garden runoff won't hurt it. And, it's formulated to resist weathering and aging too ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00NO70BKA | | Best Sellers Rank | #3,731 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #6 in Polyurethane Adhesives | | Brand | SIKA | | Brand Name | SIKA | | Color | Gray | | Compatible Material | Metal | | Customer Reviews | 4.6 out of 5 stars 1,950 Reviews | | Global Trade Identification Number | 00033886064514 | | Included Components | Sealant | | Item Dimensions | 11.5 x 2 x 11.5 inches | | Item Form | Liquid | | Item Type Name | Sealant | | Item Weight | 0.63 Pounds | | Item dimensions L x W x H | 11.5 x 2 x 11.5 inches | | Manufacturer | SIKA CORPORATION | | Material | Polyurethane | | Material Type | Polyurethane | | Model | 427706 | | Number of Items | 1 | | Part Number | 427706 | | Style | Crack Flex Sealant | | Style Name | Crack Flex Sealant | | Surface Recommendation | Concrete | | UPC | 033886093903 033886064514 | | Unit Count | 1.0 Count | | Warranty Description | Warranty | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** SIKA - **Item Weight:** 10.08 ounces - **Item dimensions L x W x H:** 11.5 x 2 x 11.5 inches - **Material:** Polyurethane - **Style:** Crack Flex Sealant ## Images ![Crack Sealant - Image 1](https://m.media-amazon.com/images/I/610nqP+1m9L.jpg) ![Crack Sealant - Image 2](https://m.media-amazon.com/images/I/81FKOJKEFkL.jpg) ![Crack Sealant - Image 3](https://m.media-amazon.com/images/I/91Ym0rOmM4L.jpg) ![Crack Sealant - Image 4](https://m.media-amazon.com/images/I/91542+uHWFL.jpg) ![Crack Sealant - Image 5](https://m.media-amazon.com/images/I/71MAiLCA1tL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: After application, is this sandable? Also, if yes, is there an ideal period of “curing” before sanding?** A: Yes, you can sand once fully cured. It is recommended to wait 3 to 5 days prior to sanding. Thank you for choosing Sika! **Q: How long does it take to dry a one inch gas about one inch deep 10 '" long?** A: Two hours to dry. Twelve to twenty four hours to cure. **Q: Should I apply this before or after applying a (water based siloxane) concrete sealer?** A: Apply after the concrete sealer. **Q: How soon after application can it be driven on?** A: Hi Kelly. We recommend waiting 3 to 5 days for the sealant to fully cure before opening to vehicular traffic. Thank you for choosing Sika! ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by J***E on September 1, 2023* ### ⭐⭐⭐⭐⭐ Review *by J***S on November 9, 2023* ### ⭐⭐⭐⭐ Review *by P***E on March 23, 2026* ## Frequently Bought Together - Sikaflex Crack Flex Sealant, Gray, High performance, textured polyurethane sealant, self-leveling, sealant for sealing horizontal cracks, 10,1 fl. Oz - M-D Building Products - Versatile Gray Foam Backer Rod Set 1/2in x 20ft - Essential Caulk Saver for Sealing Concrete Gaps, Expansion Joints, and Crack Filling (71480) - M-D Building Products - Versatile Gray Foam Backer Rod - Essential Caulk Saver for Sealing Concrete Gaps, Expansion Joints, and Crack Filling, 3/8 by 20 Feet, (Pack of 2) (71464) --- ## 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.co.uk/products/17019214-crack-sealant](https://www.desertcart.co.uk/products/17019214-crack-sealant) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-02*