--- product_id: 551284716 title: "HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty" brand: "hardstone" price: "2760.26 DT" currency: TND in_stock: true reviews_count: 8 category: "Hardstone" url: https://www.desertcart.tn/products/551284716-hardstone-premium-quartz-kitchen-sink-21x18x8-5-inches-smoky-black store_origin: TN region: Tunisia --- # Spacious 21x18x8.5 inch deep basin Dual mount with stainless steel waste coupling Smoky black matte quartz finish HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty **Brand:** hardstone **Price:** 2760.26 DT **Availability:** โœ… In Stock ## Summary > ๐Ÿ–ค Sink into style and durability with HARDSTONEโ€™s smoky quartz masterpiece! ## Quick Answers - **What is this?** HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty by hardstone - **How much does it cost?** 2760.26 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/551284716-hardstone-premium-quartz-kitchen-sink-21x18x8-5-inches-smoky-black) ## Best For - hardstone enthusiasts ## Why This Product - Trusted hardstone brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - โ€ข **Generous Deep Basin Dimensions:** Accommodates oversized cookware effortlessly with a roomy 21x18x8.5 inch single bowl design. - โ€ข **Bold Smoky Black Quartz Aesthetic:** Elevate your kitchen with a sleek, ultra-modern matte black granite composite that commands attention. - โ€ข **Versatile Dual Mount Installation:** Seamlessly switch between countertop or flush mount for a flawless kitchen integration. - โ€ข **Peace of Mind with 10-Year Warranty:** Enjoy a decade of protection against leaks, chips, warping, and discoloration. - โ€ข **Heavy-Duty Granite Composite Durability:** Built to resist impact, fire, and noiseโ€”your kitchenโ€™s silent, tough companion. ## Overview The HARDSTONE Premium Quartz Kitchen Sink features a spacious 21x18x8.5 inch single bowl crafted from durable smoky black granite composite. Designed for dual mounting options, it includes a stainless steel waste coupling and flexible drain pipe for easy installation. Its heavy-duty, fireproof, and soundproof construction is backed by a 10-year warranty, making it a reliable and stylish centerpiece for modern kitchens. ## Description HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty : desertcart.in: Home Improvement Review: Good product - Super product excellent Iโ€™m full happy โค๏ธโค๏ธโค๏ธ Review: Good product - Good product ## Features - ๐๐ซ๐ž๐ฆ๐ข๐ฎ๐ฆ ๐’๐ฆ๐จ๐ค๐ฒ ๐๐ฅ๐š๐œ๐ค ๐€๐ž๐ฌ๐ญ๐ก๐ž๐ญ๐ข๐œ๐ฌ: This variant delivers a rich, matte black finish accented with micro-quartz particles. It creates a bold, ultra-modern contrast against lighter countertops and sleek metallic faucets. - ๐๐ซ๐ž๐œ๐ข๐ฌ๐ž ๐ƒ๐ž๐ž๐ฉ-๐๐š๐ฌ๐ข๐ง ๐ƒ๐ข๐ฆ๐ž๐ง๐ฌ๐ข๐จ๐ง๐ฌ: The sink features a generous total length of 53 cm, a total width of 46 cm, and a deep 22 cm basin (approx. 21x18x8.5 inches). The spacious internal bowl measures 47 cm by 40 cm, leaving plenty of room for oversized cookware. - ๐ˆ๐ง๐ฌ๐ญ๐š๐ฅ๐ฅ๐š๐ญ๐ข๐จ๐ง ๐Š๐ข๐ญ & ๐ƒ๐ฎ๐š๐ฅ ๐Œ๐จ๐ฎ๐ง๐ญ๐ข๐ง๐ : Built for seamless kitchen integration, the unit can be configured as an over-the-counter Counter Top Mount or a seamless Flush Mount. The complete setup package includes a premium square stainless steel waste coupling strainer and a flexible grey waste pipe. - ๐‡๐ž๐š๐ฏ๐ฒ-๐ƒ๐ฎ๐ญ๐ฒ ๐‘๐ž๐ฌ๐ข๐ฌ๐ญ๐š๐ง๐œ๐ž ๐๐š๐œ๐ค:Built from an exceptionally tough granite composite material, this sink features high durability against impact and a robust, fireproof composition. The thick composite structure also functions as a natural soundproof barrier to deaden water echoes and clattering dishes. - ๐Ÿ๐ŸŽ-๐˜๐ž๐š๐ซ ๐–๐š๐ซ๐ซ๐š๐ง๐ญ๐ฒ: Covered against leakage, manufacturing defects, cracking, chipping, warping, discoloration, and fading; if any covered defect arises during the warranty period, Hardstone will repair or replace the product at its sole discretion as per the company's warranty policy. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CFQFGBP8 | | Best Sellers Rank | #3,869 in Home Improvement ( See Top 100 in Home Improvement ) #7 in Single Bowl | | Brand | HARDSTONE | | Brand Name | HARDSTONE | | Colour | BLACK | | Country of Publication | India | | Customer Reviews | 4.2 out of 5 stars 196 Reviews | | Drain Type | Pop-Up | | Included Components | 1- Drain Coupling, 1- Drain Pipe, 1- Kitchen Sink, | | Installation Type | Flush-mount, Under-mount and Top-mount | | Item Dimensions D x W x H | 46D x 53W x 22H Centimeters | | Item Type Name | Quartz Sink | | Item Weight | 11 Kilograms | | Manufacturer | HARDSTONE KITCHEN SINK | | Manufacturer Warranty Description | 10 Years Warranty Against Any Manufacturing Defect | | Material | Quartz | | Material Type | Quartz | | Model Number | 21x18_SMOKY_LACK | | Number of Items | 1 | | Packer Contact Information | Hardstone Contact: +91 99133 33900 | | Product Care Instructions | Wipe with Dry Cloth | | Product Dimensions | 46D x 53W x 22H Centimeters | | Product Finish Type | Matt | | Shape | Rectangular | | Size | 21x18 | | Style | casual | | Unit Count | 1.0 Count | ## Product Details - **Brand:** HARDSTONE - **Colour:** Smoky Black - **Material:** Quartz - **Product Dimensions:** 46D x 53W x 22H Centimeters - **Size:** 21x18 ## Images ![HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty - Image 1](https://m.media-amazon.com/images/I/61cgLJ-lu3L.jpg) ![HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty - Image 2](https://m.media-amazon.com/images/I/612d6R-c6pL.jpg) ![HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty - Image 3](https://m.media-amazon.com/images/I/51XWi1x+XuL.jpg) ![HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty - Image 4](https://m.media-amazon.com/images/I/71yEq7MKU6L.jpg) ![HARDSTONE Premium Quartz Kitchen Sink 21x18x8.5 Inches | Smoky Black Granite Single Bowl Composite Sink with Stainless Steel Waste Coupling & Flexible Drain Pipe | Dual Mount | 10 Year Warranty - Image 5](https://m.media-amazon.com/images/I/81CLw1JkrRL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### โญโญโญโญโญ Good product *by B***H on 24 August 2026* Super product excellent Iโ€™m full happy โค๏ธโค๏ธโค๏ธ ### โญโญโญโญ Good product *by M***S on 4 June 2026* Good product ### โญโญโญโญโญ Value for money *by เคจ***เคพ on 1 August 2026* Excellent finish! ## Frequently Bought Together - Hardstone Quartz Kitchen Sink (18 x 21 x 8.5 In, 10mm Thickness) โ€“ Mett Finish Single Bowl Sink with Waste Coupling & PVC Pipe โ€“ Smooth Finish, Non-Fading, UV Protection, Scratch & Heat Resistant - CROCODILE 304 GRADE 24"x18"x10" Kitchen Sink, Satin Finish - ALTON GRC3780 Brass Wall Mixer with Provision for Over Head Shower and 190mm Long Bend Pipe (Chrome) --- ## Why Shop on Desertcart? - ๐Ÿ›’ **Trusted by 1.3+ Million Shoppers** โ€” Serving international shoppers since 2016 - ๐ŸŒ **Shop Globally** โ€” Access 737+ million products across 21 categories - ๐Ÿ’ฐ **No Hidden Fees** โ€” All customs, duties, and taxes included in the price - ๐Ÿ”„ **15-Day Free Returns** โ€” Hassle-free returns (30 days for PRO members) - ๐Ÿ”’ **Secure Payments** โ€” Trusted payment options with buyer protection - โญ **TrustPilot Rated 4.5/5** โ€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/551284716-hardstone-premium-quartz-kitchen-sink-21x18x8-5-inches-smoky-black](https://www.desertcart.tn/products/551284716-hardstone-premium-quartz-kitchen-sink-21x18x8-5-inches-smoky-black) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-28*