Raj Green Porcelain Paving Slabs 900x600x20 mm (21.6 SQM, 40 Slabs Per Pack) From £25.40/m2

Raj Green Porcelain Slabs

Bring the timeless, natural charm of classic British countryside stone to your garden patio with premium Raj Green Porcelain Paving Slabs. Exclusively supplied by Paving and Slabs Ltd, these high-performance vitrified paving slabs reproduce the multi-tonal, earthy green, olive, grey, and subtle buff shades of traditional Raj Green sandstone—combining heritage aesthetic appeal with state-of-the-art ceramic engineering.

Precision-manufactured in a modern, large-format 900x600mm rectilinear size with a calibrated 20mm depth, these outdoor porcelain paving slabs build expansive, luxurious patio layouts with fewer grout joint lines. The result is a clean, contemporary finish that enhances small and expansive outdoor spaces alike. Whether you are updating an existing back garden patio, installing a new outdoor dining space, laying garden pathways, or upgrading a period cottage property, these durable garden paving slabs provide a long-lasting, low-maintenance, and cost-effective surface solution.

Traditional Earthy Stone Aesthetic Engineered for the British Climate

While natural quarried stone paving slabs can absorb moisture, suffer from surface delamination, accumulate green algae, and require seasonal liquid sealing, vitrified porcelain paving slabs are built specifically to handle demanding UK winter conditions. The non-porous structure repels standing surface water and rain, eliminating internal moisture expansion that leads to winter freeze-thaw spalling and cracking.

The subtle, stone-effect texture captures the soft riven aesthetic of natural Indian sandstone without any of its maintenance burdens. Every slab features a certified R11 anti-slip surface rating, providing secure underfoot grip across patio steps, garden paths, and terrace dining areas during wet weather. To explore how vitrified porcelain compares directly to traditional natural stone options in durability and maintenance, read our detailed comparison guide on Indian sandstone vs porcelain paving on UK patios.

Design Pairings, Layout Ideas & Color Coordination

The organic green and grey tones of Raj Green porcelain patio slabs make them extremely versatile for various landscaping designs. They harmonize beautifully with lush lawns, timber features, and stone borders. For inspiration on selecting complementary tones for your property's aspect, refer to our practical article on choosing the right paving colour for your garden.

Consider these popular styling options from our store range to create contrasting borders and distinct garden zones:

• Sleek Modern Edging: Frame your main patio layout or outline seating zones using dark Anthracite Dark Paving Slabs.
• Crisp Monochromatic Borders: Contrast warm Raj Green slabs with bright, light-reflecting Quartz White Porcelain Slabs.
• Natural Stone Garden Transitions: Blend your porcelain patio smoothly into step features, raised beds, or walling using our traditional Indian Sandstone collection.
• Broad Selection Options: Browse our complete range of outdoor flooring across our core Porcelain Paving Collection and versatile Patio Slabs catalog.

If you are planning a layout in a compact space, modern large-format 900x600 flags help draw the eye across the area, making small gardens feel visually larger. Learn more design tricks in our guide on what size paving slabs make a garden look bigger.

Professional Installation & Sub-Base Guidelines

Installing 20mm outdoor porcelain slabs requires proper trade techniques to ensure a solid, permanent finish. Unlike traditional stone or concrete flags, porcelain tiles cannot be laid directly on sand or using spot-bedding methods. A full wet mortar bed with complete contact is essential to prevent hollow voids and structural movement.

Follow these core installation steps for best results:

1. Sub-Base Preparation: Compact a solid sub-base of MOT Type 1 aggregate to a minimum depth of 100mm. Read our complete guide on preparing a proper sub-base for patio paving installation.
2. Full Mortar Bedding: Lay flags on a continuous 30mm–50mm sharp sand and cement mortar bed (typically a 4:1 or 5:1 ratio). Never use dot-and-dab mortar bedding.
3. Slurry Primer Application: Paint a high-bond porcelain slurry primer (SBR adhesive slurry) on the reverse side of every slab immediately before placing it onto the wet bed. Because porcelain is non-porous, slurry primer is required to create a strong physical bond. For more details, see our article on why slurry primer matters when laying outdoor porcelain slabs.
4. Jointing & Drainage Fall: Maintain 3mm to 5mm joint gaps using tile spacers, and set an external fall gradient of 1:80 (12.5mm fall per metre) away from property foundations. Point with high-performance exterior porcelain grout or brush-in resin jointing compound.

Nationwide UK Delivery & Regional Service Areas

We supply and deliver our 20mm Raj Green porcelain paving slabs directly to residential homeowners, professional landscapers, and building contractors across the entire United Kingdom. Whether you are sourcing paving slabs in Newcastle upon Tyne, planning a patio renovation with paving slabs in Beverley, ordering quality garden slabs in Dartford, or finding local garden slabs in Leicester, our reliable logistics network ensures safe, palletised kerbside delivery straight to your project site. Explore regional supply options including garden slabs in Bromley, cheap paving in Wolverhampton, and high-quality porcelain paving in Bradford to order directly for your location.

Low-Maintenance Care & Batch Matching Service

Because vitrified porcelain slabs do not absorb liquids, maintenance is straight-forward. Surface dirt, autumn leaves, bird droppings, and algae sit on top of the slab rather than penetrating into the body. An occasional sweep with a stiff brush and a light pressure wash using clean water easily keeps your patio looking fresh. For deeper cleaning advice or seasonal maintenance routines, review our guide on how to clean and maintain paving slabs.

Batch Matching Notice: Porcelain paving flags are produced in distinct manufacturing batches with subtle tone and shade variations. If you are extending an existing layout or require the same batch code as your previous purchase, please contact our team before placing your order so we can check stock and assist you.

Frequently Asked Questions