Bianco Namibia Honed Marble Tiles 400x400x12mm

Introduce a sense of pure, ethereal light into your architectural projects with our premium Bianco Namibia Honed Marble Tiles. Sourced from the exclusive, sun-bleached quarries of Namibia, this exquisite natural stone stands as a globally revered alternative to traditional European white stones. Characterized by an ultra-clean, luminous white-to-ivory base infused with incredibly delicate, faint shifts of cream and soft silver clouding, this collection is custom-curated for the luxury portfolio at IntMarble.com.

The Elite Advantage of 12mm Crystalline Thickness

While most residential tiles are cut to a standard 10mm, our Bianco Namibia marble features an upgraded, heavy-duty 12mm calibrated nominal thickness. Because Namibian marble possesses a highly dense, tightly packed crystalline structure, this extra 2mm of solid stone provides monumental structural benefits. It delivers elite load-bearing capabilities, exceptional fracture resistance, and an unmistakably solid, premium feel underfoot—making it the definitive choice for high-end open-plan floor layouts and grand transitions.

Satin-Matte Honed Finish: Soft Light Diffusion

Expertly ground down to a flawlessly smooth, velvety honed finish, these tiles completely eliminate the harsh, mirror-like glares of high-gloss polished marble. The matte surface behaves like a soft canvas, absorbing and gently scattering ambient light across the room to create a serene, minimalist sanctuary. Furthermore, the honed texture provides superior slip-deterrent properties and naturally conceals daily traffic dust, micro-scratches, and water markings far better than polished stone.

Timeless 400x400mm Geometry

The symmetrical 400mm x 400mm square format offers absolute architectural balance. This mid-to-large size provides an expansive stone look that elongates smaller spaces while seamlessly accommodating sprawling, multi-room ground floors. The precision square-cut edges allow your installation team to achieve ultra-tight, crisp grout lines, resulting in a continuous, high-end monolithic aesthetic.

Highly Recommended Design Zones:

• Grand Open-Plan Floors: Perfect for luxury kitchens, sunrooms, and continuous living-to-dining spaces.
• Boutique Master Bathrooms: Create spa-inspired walk-in showers, wet rooms, and premium vanity feature walls.
• High-Profile Hallways: Deliver a striking, light-filled first impression in main residential entrances.
• Light Commercial Architecture: Ideal for upscale hotel lobbies, executive boardrooms, and high-end fashion boutiques.

Comprehensive Technical Specifications

Architect-grade material data for professional submittals and residential engineering calculations:

Elite Stone Care & Preservation

Owing to its highly dense, crystalline composition, Bianco Namibia boasts incredibly low natural porosity for a white marble. To maximize its defense against everyday spills and tracking, we strongly mandate sealing the tiles with a premium, breathable impregnating sealer before and immediately after the grouting process. Clean your stone using only clean water and dedicated pH-neutral stone detergents to maintain its soft, velvety matte integrity for a lifetime.

Natural Stone Structural Advisory: As a 100% authentic slice of natural history, every Bianco Namibia tile possesses its own distinct crystalline fingerprint. Subtle variations in base shade and veining depth are part of its organic luxury. We strongly advise adding a 10% cutting margin to your layout calculations and executing a comprehensive "dry layout" to beautifully balance the natural variation across your room prior to thin-set setting.

Delivery Information

We work hard to get your stone to you quickly and safely using our trusted transport partners.

• Delivery Times: 2–3 working days for the UK and Ireland. 5–7 working days for Europe.
• Delivery Window: Monday to Friday, 8:00 am to 5:30 pm.
• Crate Delivery Fees: From £99.00 per crate (up to 1,000kg).
• Sample Delivery Fees: £9.90 per parcel (up to 5kg).

Important Note: Someone must be there to sign for the delivery. The driver will drop the crates at the nearest safe, flat area outside your property (like the kerbside or driveway).

👉 For full site-access restrictions, delivery zones, and checking guidelines, please view our full Delivery & Logistics Support Centre page.

🔄 Tab 2: Returns & Refunds Policy

Because marble is heavy and fragile, we have clear rules for cancellations and returns.

1. The Natural Stone Rule (Please Read)
Marble is a 100% natural product. Every single tile has unique colors, shades, and veining. These variations are not defects—they are the natural beauty of the stone. If you decide to return your tiles because you do not like the natural veining, it counts as a standard return, and you must pay for the return shipping.

2. How Long You Have to Decide

• Everyday Shoppers (B2C): You have a legal right to change your mind within 14 days of delivery. If you live in the EU, you can do this instantly by logging into your account profile.
• Days 15 to 30: Returns are only accepted if we officially approve it first, and the tiles must be in perfect, unopened pallets.
• Trade Customers (B2B): Trade and business accounts do not have an automatic right to return items for a change of mind.

3. Return Conditions

• Tiles must be completely unused, clean, and packed securely in their original crates or pallets.
• If you install the tiles or stick them down with adhesive, you have accepted them. We cannot accept returns or give refunds after installation.
• We cannot accept returns for custom-cut stone, clearance items, or opened boxes.

4. Return Shipping & Fees

• You pay for return shipping: You must arrange and pay for the heavy freight shipping back to our depot in Kilkeel. Shipping heavy stone pallets can be very expensive.
• Restocking Fees: Everyday Shoppers (Within 14 days): 0% fee. | Everyday Shoppers (Days 15–30): 20% restocking fee. | Trade Customers: 30% restocking fee.

📦 Need to start a return or cancel an order?
Please log directly into your secure portal at https://account.intmarble.com to submit your request instantly.

📄 To review our full legal terms, liability limits, and processing times, please read our complete Refund & Returns Policy page.

intmarble.com Guide to Installing Natural Stone & Marble Tiles

Achieve a perfect, beautiful finish with our expert technical guide. Installing genuine natural stone requires careful planning. This guide helps homeowners and professional installers follow British Standards (BS 5385) for a flawless result.

✅ Important Pre-Installation Checklist

• Check for Transit Damage: You must inspect your delivery completely. Any shipping breakages must be reported to cs@intmarble.com with photos within 24 hours of delivery.
• The "Dry Run" Rule (Crucial): Before using any glue, unpack tiles from 3 to 4 different crates and lay them out loose on the floor. This lets you blend the natural colors and veining beautifully. Do not skip this step.
• Installation Means Acceptance: Always inspect your tiles during the dry run. Once a tile is glued down or sealed, it is officially accepted. We cannot accept returns, issue refunds, or handle claims for variations or defects after the stone has been installed.

🔧 Essential Materials & Tools

For the best results, we recommend using these professional-grade materials:

• Adhesive: Always use a high-performance, white flexible adhesive (Class S1 or S2). Using grey adhesive can bleed through and permanently stain light-colored marble from behind.
• Grout: Use a high-flexibility stone grout. We recommend a 2mm to 3mm grout joint.
• Sealer: Natural marble must be protected with a high-quality impregnating sealer before and after grouting, alongside pH-neutral stone cleaners.
• Tools: A wet-diamond bridge saw is required to cut marble cleanly without chipping.

📋 General Installation Rules

• Mix Your Boxes: Never tile out of a single box. Mix tiles from multiple crates as you go to ensure a balanced, natural distribution of veining across the room.
• Follow TTA Guidelines: Adhere strictly to The Tile Association (TTA) UK standards.
• Safety First: Always wear protective gloves, safety eyewear, and a dust mask when cutting stone.

🏠 Where Can This Stone Be Used?

• Bathroom Walls & Floors: Yes (Satin or Polished finishes).
• Kitchen Floors & Splashbacks: Yes (Sealing is mandatory to prevent food stains).
• Showers & Wet Rooms: Yes (Always verify the slip rating fits your project).
• Underfloor Heating: Yes (Marble holds and distributes heat beautifully).
• Outdoor Patios & Gardens: No. Natural polished marble is prone to frost damage and slipperiness outdoors and is not advised.

🚨 Liability Disclaimer & Variation Note

Natural stone is a unique masterpiece created by the earth; every single tile is different. Expect natural variations in veining, color shading, and crystal markings. This guide is for informational purposes only. intmarble.com accepts no liability for installation issues, installation mistakes, or stone damage caused by installers. For specific project requirements, always consult a certified professional tiler.

📞 Need Technical Advice?

Contact our team for recommendations on slip ratings and floor preparation:

• Phone: 028 417 62221
• Email: cs@intmarble.com
• Address: International Marble Ltd, 67 Newcastle Street, Kilkeel, Co. Down, BT34 4AQ

📋 The intmarble.com "Dry-Run" Rule

To get the most beautiful layout in your room, you must follow the Batch Calibration process. Before any glue or adhesive is applied, we require all customers and tilers to follow these steps:

1. Unpack Everything together: Open all your delivery crates or boxes at the same time.
2. Do a Dry-Lay: Arrange the tiles loose on a clean floor. Mix tiles from different boxes together.
3. Balance the Look: Move the tiles around until the colors and veining patterns flow naturally and beautifully across the room.

🚨 Legal Disclaimer & Quality Standards

It is important to understand that natural variations, shading differences, or mineral markings are not flaws or defects—they are the authentic signature of genuine stone.

• Installation Means Acceptance: In line with UK and European stone industry standards, installing the tiles means you fully accept them as they are.
• Our Claims Policy: Once the stone is fixed to the floor or wall with adhesive, we cannot accept returns, issue refunds, or handle any claims regarding color, shading, or veining.
• Delivery Damages: If any tiles are physically broken or cracked during shipping, this must be reported with photos to cs@intmarble.com within 24 hours of delivery, before installation begins.
• Change of Mind: If you decide to return your uninstalled tiles within your legal 14-day window because you do not like the natural variation, you are responsible for organizing and paying for the heavy pallet return shipping back to our Kilkeel yard.

🤝 Need Help Selecting Your Stone?

Our team is here to help you choose the perfect stone for your project. Get in touch with our stone specialists today:

• Phone: 028 417 62221
• Email: cs@intmarble.com
• Showroom: International Marble Ltd, 67 Newcastle Street, Kilkeel, Co. Down, BT34 4AQ