{"product_id":"kandla-grey-porcelain-paving-slabs-1200x600x20mm","title":"Kandla Grey Porcelain Paving Slabs 1200x600x20 mm (21.6 SQM, 30 Slabs Per Pack) From £24.50\/m2","description":"\u003ch2\u003eKandla Grey Porcelain Paving Slabs 1200x600x20mm (21.6 SQM, 30 Slabs Per Pack) From £24.50\/m²\u003c\/h2\u003e\n\n\u003cp\u003eKandla Grey Porcelain Paving Slabs offer the tonal depth and natural stone character of authentic Kandla Grey sandstone in an expansive vitrified porcelain format that requires none of the ongoing maintenance that natural stone demands. Supplied in full trade-value packs of \u003cstrong\u003e30 slabs covering 21.6 m² (SQM) from just £24.50\/m²\u003c\/strong\u003e by \u003cstrong\u003ePaving and Slabs Ltd\u003c\/strong\u003e, the grey stone-effect finish replicates the subtle variation and understated cool tones of Indian Kandla stone with a consistency and precision that means every slab in a laid surface reads as part of a coherent, considered scheme. For homeowners searching for high-performance \u003cstrong\u003epaving slabs near me\u003c\/strong\u003e to complete patios, terraces, and garden walkways across UK homes, this is a premium product that resolves the perennial tension between natural stone aesthetics and practical performance in wet, frost-prone outdoor conditions.\u003c\/p\u003e\n\n\u003cp\u003eSupplied in an extra-large 1200x600mm format at 20mm outdoor porcelain grade thickness, these \u003cstrong\u003eporcelain paving slabs\u003c\/strong\u003e are sized for medium to large patio areas where the larger format dramatically reduces joint frequency, creates an expansive, seamless surface appearance, and contributes to the contemporary look that makes outdoor \u003cstrong\u003eporcelain slabs\u003c\/strong\u003e so widely specified in modern UK garden design. Whether you are searching for versatile \u003cstrong\u003egarden paving slabs\u003c\/strong\u003e or durable \u003cstrong\u003epatio slabs uk\u003c\/strong\u003e homeowners trust, Kandla Grey delivers exceptional value without compromising on structural quality. Colour: Grey. Use: Ideal for patios, garden terraces, pathways, outdoor seating areas, and contemporary landscaping projects.\u003c\/p\u003e\n\n\u003cdiv style=\"background-color: #fafafa; padding: 20px; border-radius: 8px; margin: 20px 0; border: 1px solid #e3e3e3;\"\u003e\n    \u003ch3 style=\"margin-top: 0; color: #111;\"\u003eKandla Grey 1200x600x20mm Pack Highlights\u003c\/h3\u003e\n    \u003cul style=\"column-count: 2; list-style-position: inside; margin-bottom: 0;\"\u003e\n        \u003cli\u003e\n\u003cstrong\u003ePack Coverage \u0026amp; Value:\u003c\/strong\u003e 21.6 SQM (30 Slabs Per Pack) starting from £24.50\/m².\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eExtra-Large 1200x600mm Format:\u003c\/strong\u003e Minimises grout lines for an expansive, high-end architectural look.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty 20mm Calibration:\u003c\/strong\u003e Engineered for maximum outdoor strength and load stability.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eR11 Slip Resistance:\u003c\/strong\u003e Textured grip designed specifically for wet UK seasons.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eVitrified Core Matrix:\u003c\/strong\u003e Near-zero porosity completely blocks frost-cracking.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eNo Chemical Sealing:\u003c\/strong\u003e Low-upkeep engineering repels leaf and organic stains.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003ePerformance in UK Outdoor Conditions\u003c\/h2\u003e\n\u003cp\u003eThe vitrified porcelain manufacturing process fires these slabs at extremely high temperatures, producing a dense, hard-wearing material with near-zero water absorption. In practical terms for UK outdoor use, this means moisture cannot penetrate the slab surface, the freeze-thaw damage cycle that progressively weakens more porous paving materials through winter is simply not possible, and the slab retains its structural integrity and surface finish across many years of outdoor exposure without intervention.\u003c\/p\u003e\n\n\u003cp\u003eThe UK's climate imposes specific demands on outdoor \u003cstrong\u003epatio paving slabs\u003c\/strong\u003e that softer climates do not. Repeated wet-dry cycles through autumn, sustained damp through winter, frost between November and March, and occasional summer heat all test paving materials in different ways across a single year. Kandla Grey Porcelain handles each of these conditions through the same fundamental material property: a surface so dense that external conditions cannot penetrate or degrade it from within. No sealer is required because the protection is built into the material itself rather than applied to the surface of it.\u003c\/p\u003e\n\n\u003cp\u003eThe R11 slip resistance rating provides reliable underfoot grip in wet conditions, which matters particularly for north-facing or shaded patio areas that remain damp for extended periods after rain. The surface texture channels water away from contact points without sacrificing the refined stone-effect appearance, making these \u003cstrong\u003egarden slabs\u003c\/strong\u003e as practical for a family patio with children as they are for a carefully designed entertaining terrace.\u003c\/p\u003e\n\n\u003cp\u003eStain and algae resistance are further consequences of the non-porous surface. Organic matter, food and drink spillage, leaf tannins, and garden soiling sit on the surface rather than embedding within it. Annual pressure washing consistently restores the finish without specialist cleaning products, making this a realistic low-maintenance choice for households looking for long-lasting \u003cstrong\u003echeap patio slabs\u003c\/strong\u003e and low-upkeep alternatives where consistent upkeep cannot always be prioritised.\u003c\/p\u003e\n\n\u003ch2\u003eDesign Character and Local Scheme Integration\u003c\/h2\u003e\n\u003cp\u003eThe Kandla Grey stone-effect finish sits in the mid-grey range with the warmth and tonal variation of natural sandstone rather than the cooler, more uniform character of concrete or engineered stone. With 21.6 m² per pack providing generous coverage for main patio zones, this warmth gives Kandla Grey Porcelain broader design compatibility than colder grey alternatives, working comfortably alongside brick, natural timber, warm render, and planted borders as well as the anthracite joinery and dark furniture pairings that characterise contemporary garden design.\u003c\/p\u003e\n\n\u003cp\u003eBecause garden architectural styles vary across the country, we supply full packs of premium \u003cstrong\u003eslabs for garden\u003c\/strong\u003e spaces with fast local delivery nationwide. From homeowners installing \u003ca href=\"https:\/\/pavingandslabs.co.uk\/pages\/porcelain-paving-belfast\"\u003eporcelain paving in Belfast\u003c\/a\u003e or upgrading property spaces with \u003ca href=\"https:\/\/pavingandslabs.co.uk\/pages\/paving-slabs-nottingham\"\u003epaving slabs in Nottingham\u003c\/a\u003e, to those seeking cost-effective solutions like \u003ca href=\"https:\/\/pavingandslabs.co.uk\/pages\/cheap-paving-birmingham\"\u003echeap paving in Birmingham\u003c\/a\u003e, \u003ca href=\"https:\/\/pavingandslabs.co.uk\/pages\/garden-slabs-edinburgh\"\u003egarden slabs in Edinburgh\u003c\/a\u003e, or premium \u003ca href=\"https:\/\/pavingandslabs.co.uk\/pages\/patio-slabs-bristol\"\u003epatio slabs in Bristol\u003c\/a\u003e, Kandla Grey Porcelain adapts effortlessly to urban and suburban garden aesthetics alike.\u003c\/p\u003e\n\n\u003ch2\u003eCreative Structural Pairings \u0026amp; Contrast Accents\u003c\/h2\u003e\n\u003cp\u003eTo establish architectural definition or zoned spaces across your garden project, connect the Kandla Grey footprint with matching selections from across our store catalogues:\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSoft Tonal Interplays:\u003c\/strong\u003e For schemes that incorporate tonal contrast, \u003ca href=\"https:\/\/pavingandslabs.co.uk\/products\/leeds-ash-porcelain-paving-slabs-900-600\"\u003eLeeds Ash Porcelain Paving Slabs\u003c\/a\u003e and \u003ca href=\"https:\/\/pavingandslabs.co.uk\/products\/norfolk-white-porcelain-paving-slabs\"\u003eNorfolk White Porcelain Paving Slabs\u003c\/a\u003e both provide lighter counterpoints within the same porcelain format and can be used alongside Kandla Grey for feature zones, step surfaces, or secondary pathway areas.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDeep Border Framing:\u003c\/strong\u003e For deeper contrast and bolder design statements, \u003ca href=\"https:\/\/pavingandslabs.co.uk\/products\/manchester-midnight-porcelain-paving-slabs-900-600\"\u003eManchester Midnight Porcelain Paving Slabs\u003c\/a\u003e and \u003ca href=\"https:\/\/pavingandslabs.co.uk\/products\/newcastle-black-porcelain-paving-slabs\"\u003eNewcastle Black Porcelain Paving Slabs\u003c\/a\u003e sit at the darker end of the porcelain palette and can be used for border definition or feature strips.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRiven Material Variation:\u003c\/strong\u003e For those who want to incorporate genuine natural stone texture alongside porcelain, our \u003ca href=\"https:\/\/pavingandslabs.co.uk\/collections\/indian-sandstone\"\u003eIndian Sandstone Collection\u003c\/a\u003e includes \u003ca href=\"https:\/\/pavingandslabs.co.uk\/products\/kandla-grey-indian-sandstone\"\u003eKandla Grey Indian Sandstone\u003c\/a\u003e in the same tonal family, creating visual coherence while introducing natural textural variety.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVertical Transitions:\u003c\/strong\u003e To extend the grey palette vertically onto boundary walls, raised beds, or garden structures, our \u003ca href=\"https:\/\/pavingandslabs.co.uk\/collections\/porcelain-claddings\"\u003ePorcelain Claddings\u003c\/a\u003e range includes the \u003ca href=\"https:\/\/pavingandslabs.co.uk\/products\/london-crema-600x150-porcelain-wall-cladding\"\u003eLondon Crema 600x150 Wall Cladding\u003c\/a\u003e, which carries the natural stone aesthetic upward.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePerimeter Details \u0026amp; Budget Planning:\u003c\/strong\u003e Pathway edges and border transitions can be completed with our \u003ca href=\"https:\/\/pavingandslabs.co.uk\/collections\/cobblestones\"\u003eCobblestones Collection\u003c\/a\u003e for considered ground-level detailing. Before starting your project budget, check our breakdown on \u003ca href=\"https:\/\/pavingandslabs.co.uk\/blogs\/latest-news\/the-true-cost-of-paving-a-patio-in-the-uk-in-2026-a-proper-no-nonsense-breakdown\"\u003ethe true cost of paving a patio in the UK\u003c\/a\u003e, or view our guide to \u003ca href=\"https:\/\/pavingandslabs.co.uk\/blogs\/latest-news\/best-paving-slabs-for-patios-and-gardens-in-2025-stylish-yet-affordable-choices\"\u003ethe best paving slabs for patios and gardens\u003c\/a\u003e and our detailed analysis on \u003ca href=\"https:\/\/pavingandslabs.co.uk\/blogs\/latest-news\/patio-slabs-vs-paver-slabs-which-is-better-for-a-garden-patio\"\u003epatio slabs vs paver slabs\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Specification \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cp\u003eCorrect installation is the single most important factor in the long-term performance of any \u003cstrong\u003eporcelain paving\u003c\/strong\u003e—especially critical with extra-large \u003cstrong\u003e1200x600mm flags\u003c\/strong\u003e. These slabs must be laid on a full continuous wet mortar bed over a properly compacted sub-base. Spot-bedding must be avoided under any circumstances, as hollow sections beneath large-format 1200x600mm flags create stress concentration points that will crack under foot traffic regardless of slab quality or thickness.\u003c\/p\u003e\n\n\u003cp\u003ePrepare a sub-base of compacted MOT Type 1 to a minimum depth of 100 to 150mm for standard residential patio use on stable ground. On clay-heavy soils, which are common across much of the UK's residential areas and can exhibit significant seasonal movement, a sub-base depth of 150 to 200mm is advisable to provide adequate bearing and reduce the risk of surface displacement over time. To ensure full bonding strength between the porcelain tile and the wet bed, apply a high-strength porcelain bonding slurry primer to the back of each slab immediately before laying—see our guide on \u003ca href=\"https:\/\/pavingandslabs.co.uk\/blogs\/latest-news\/why-slurry-primer-sbr-matters-when-laying-outdoor-porcelain-slabs\"\u003ewhy slurry primer matters when laying outdoor porcelain slabs\u003c\/a\u003e. Maintain a consistent joint spacing of 3 to 5mm and finish with a high-quality flexible porcelain grout once the mortar bed has cured.\u003c\/p\u003e\n\n\u003cp\u003eA drainage fall of 1 in 80 away from the property should be incorporated into the laying level to manage surface water effectively and prevent ponding against the building. Our full \u003ca href=\"https:\/\/pavingandslabs.co.uk\/pages\/installation-guide\"\u003ePorcelain Paving Installation Guide\u003c\/a\u003e covers every stage of the process in step-by-step detail, and our \u003ca href=\"https:\/\/pavingandslabs.co.uk\/pages\/uk-guidelines\"\u003eUK Paving Guidelines\u003c\/a\u003e page provides reference to the relevant technical standards that apply to domestic paving installations. For slab sizing and thickness selection guidance, our \u003ca href=\"https:\/\/pavingandslabs.co.uk\/pages\/size-thickness-guide\"\u003eSize and Thickness Guide\u003c\/a\u003e covers specification decisions across the full range of applications.\u003c\/p\u003e\n\n\u003cp\u003ePorcelain can be cut to size on site using a water-fed diamond blade porcelain cutter. A standard angle grinder is not recommended for porcelain as the harder material requires the water cooling and blade specification of a dedicated tile saw to achieve clean, chip-free cuts.\u003c\/p\u003e\n\n\u003ch2\u003eMaintenance, Upkeep \u0026amp; Affordable Sourcing\u003c\/h2\u003e\n\u003cp\u003eKandla Grey Porcelain Paving requires no sealing at any stage. Unlike natural Kandla Grey sandstone, which needs an impregnating sealer at installation and periodic resealing every two to three years to maintain adequate moisture and stain protection, the porcelain version is inherently resistant to all the conditions that sealing addresses. Routine care is limited to annual pressure washing to remove accumulated moss, algae, and surface soiling, and inspecting the jointing annually to replace any sections that have washed out or cracked. Our \u003ca href=\"https:\/\/pavingandslabs.co.uk\/blogs\/latest-news\/how-to-clean-and-maintain-paving-slabs-long-lasting-patio-tips\"\u003eguide to cleaning and maintaining paving slabs\u003c\/a\u003e covers the full care process in practical detail.\u003c\/p\u003e\n\n\u003cp\u003eStarting from just £24.50\/m² for a full 21.6 m² pack, if you are comparing different \u003cstrong\u003eslabs for sale\u003c\/strong\u003e or looking for \u003cstrong\u003echeap paving slabs near me\u003c\/strong\u003e without sacrificing quality, vitrified porcelain offers an unbeatable long-term return on investment due to its structural strength and minimal maintenance demands over its lifespan.\u003c\/p\u003e\n\n\u003cdiv style=\"border-top: 1px solid #ddd; margin-top: 30px; padding-top: 20px;\"\u003e\n    \u003ch3\u003eTechnical Material Matrix \u0026amp; Structural Specs\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n            \u003ctd style=\"padding: 10px; font-weight: bold; background-color: #fafafa; width: 30%;\"\u003eProduct Format\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px;\"\u003eExtra-Large Format Rectilinear Paving Flag (Full Pack)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n            \u003ctd style=\"padding: 10px; font-weight: bold; background-color: #fafafa;\"\u003eDimensional Size\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px;\"\u003e1200mm x 600mm\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n            \u003ctd style=\"padding: 10px; font-weight: bold; background-color: #fafafa;\"\u003eThickness Calibration\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px;\"\u003e20mm Calibrated Heavy-Duty Profile\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n            \u003ctd style=\"padding: 10px; font-weight: bold; background-color: #fafafa;\"\u003ePack Quantity \u0026amp; Coverage\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px;\"\u003e30 Slabs Per Pack \/ 21.6 SQM (m²) Total Coverage\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n            \u003ctd style=\"padding: 10px; font-weight: bold; background-color: #fafafa;\"\u003eGuide Price\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px;\"\u003eFrom £24.50\/m²\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n            \u003ctd style=\"padding: 10px; font-weight: bold; background-color: #fafafa;\"\u003eSafety Slip Rating\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px;\"\u003eCertified R11 Anti-Slip Textured Surface Grid\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"padding: 10px; font-weight: bold; background-color: #fafafa;\"\u003eResiliency Properties\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px;\"\u003e100% Frost-Proof, Stain-Proof, Algae-Resistant, Low Water Absorption\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-section\"\u003e\n    \u003ch4\u003eHow much area does one pack of 1200x600x20mm Kandla Grey porcelain cover?\u003c\/h4\u003e\n    \u003cp\u003eEach full pack contains 30 individual 1200x600mm slabs, providing a total coverage of 21.6 m² (SQM)—making it an economical choice from £24.50\/m² for modern patios and terraces.\u003c\/p\u003e\n\n    \u003ch4\u003eIs Kandla Grey Porcelain paving suitable for UK weather conditions?\u003c\/h4\u003e\n    \u003cp\u003eYes. Kandla Grey Porcelain is manufactured from vitrified porcelain with near-zero water absorption, making it fully frost-proof and resistant to the wet-dry cycles, sustained damp, and freeze-thaw conditions that UK outdoor surfaces experience across the seasons. The material properties that deliver this performance are inherent to the porcelain construction rather than dependent on surface treatments, so the frost and moisture resistance does not degrade over time.\u003c\/p\u003e\n    \n    \u003ch4\u003eDo Kandla Grey Porcelain Paving Slabs require sealing?\u003c\/h4\u003e\n    \u003cp\u003eNo. Vitrified porcelain does not require sealing at any stage. The non-porous surface inherently resists moisture, staining, algae, and frost damage without additional treatment. This is a significant practical advantage over natural Kandla Grey sandstone, which requires an impregnating sealer at installation and periodic resealing every two to three years to maintain adequate protection. With porcelain, there is no sealing cost, no reapplication schedule, and no risk of the surface being under-protected between treatments.\u003c\/p\u003e\n\n    \u003ch4\u003eAre Kandla Grey Porcelain slabs slippery when wet?\u003c\/h4\u003e\n    \u003cp\u003eNo. These slabs carry an R11 slip resistance rating, which is the minimum recommended outdoor specification for domestic paving in the UK. The surface texture provides reliable traction in wet conditions across patios, terraces, and garden pathways, including on shaded or north-facing surfaces that remain damp for extended periods after rainfall. The R11 rating applies across the full lifespan of the tile and does not reduce with wear.\u003c\/p\u003e\n\n    \u003ch4\u003eWhat are the benefits of 1200x600mm porcelain paving slabs?\u003c\/h4\u003e\n    \u003cp\u003eThe extra-large 1200x600mm format reduces the number of grout lines across your patio, creating a sleek, seamless architectural appearance that makes gardens and terraces look more spacious.\u003c\/p\u003e\n\n    \u003ch4\u003eCan Kandla Grey Porcelain slabs be cut to size on site?\u003c\/h4\u003e\n    \u003cp\u003eYes. Porcelain can be cut to size using a water-fed diamond blade porcelain cutter. The harder, denser composition of vitrified porcelain requires the water cooling and blade specification of a dedicated tile saw to achieve clean, chip-free cuts. A standard angle grinder is not recommended for porcelain cutting and is likely to result in chipped or fractured edges that compromise both the appearance and the structural integrity of the cut slab.\u003c\/p\u003e\n\n    \u003ch4\u003eHow should Kandla Grey Porcelain Paving Slabs be installed?\u003c\/h4\u003e\n    \u003cp\u003eThese slabs must be laid on a full continuous wet mortar bed over a compacted MOT Type 1 sub-base. Spot-bedding must be avoided, as hollow voids beneath large-format slabs will crack under foot traffic. Apply a porcelain slurry primer to the back of each slab before laying to ensure good adhesion with the mortar bed. Maintain a joint spacing of 3 to 5mm and finish with a flexible porcelain grout once the mortar has cured. Incorporate a drainage fall of 1 in 80 away from the building. Our full Porcelain Paving Installation Guide covers every stage of the process in detail.\u003c\/p\u003e\n\n    \u003ch4\u003eHow do I maintain Kandla Grey Porcelain Paving long-term?\u003c\/h4\u003e\n    \u003cp\u003eAnnual pressure washing is sufficient for routine maintenance. The non-porous surface means dirt and organic deposits do not embed in the tile texture, so pressure washing consistently restores the finish without specialist cleaning products. Inspect jointing annually and replace any sections that have washed out or cracked, as open joints allow moisture and weed growth to penetrate the bedding layer. No sealing, no specialist treatments, and no periodic reapplication of surface products are required at any point.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Paving and Slabs","offers":[{"title":"Default Title","offer_id":68050641715454,"sku":"PS-KDG-120-60-20","price":489.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/3647\/5134\/files\/kandla-porcelain-slabs-900-600-mm.webp?v=1793961925","url":"https:\/\/pavingandslabs.co.uk\/products\/kandla-grey-porcelain-paving-slabs-1200x600x20mm","provider":"Paving and Slabs","version":"1.0","type":"link"}