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Unistone Pietra Grey
Unistone Pietra Grey quartz looks and feels like marble. The whole slab of Pietra Grey quartz from Unistone contains small, delicate veins and offers the hardness of granite. Read More
Unistone Pietra Grey is a mid-grey worktop material comprising over 90% quartz minerals inspired by the Iranian Pietra Grey marble. This material is a composite quartz stone that you can easily shape to a high standard. It has a consistent appearance, fine grain and good dimensional stability.
If you’re looking for a grey marble worktop that is both luxurious and non-porous, then look no further than Unistone Pietra Grey quartz. It is sure to add a touch of elegance to any kitchen. In addition, with its durability and easy maintenance, our Pietra Grey composite worktop is the perfect choice for those who want the best of both worlds.
Unistone Pietra Grey Quartz Description
Pietra Grey is a dark marble with interlacing white veins contrasting a sumptuous grey backdrop. “Pietra” is the Italian term for “stone.” And this natural material has remained prevalent in architecture and design for centuries.
It is quarried in Iran and has a Mohs hardness of 3. In contrast, Unistone Pietra Grey polished quartz looks and feels like marble. The whole slab of Pietra Grey quartz from Unistone contains small, delicate veins and offers the hardness of granite.
In addition, it is non-absorbent, making it ideal for kitchen worktops, bathroom vanities, or any other interior application where sophistication and liquid impermeability are a must.
Draw attention with stunning interior designs.
Showcase your home interiors with eye-catching patterns. Unistone Pietra Grey comes in a massive 3.3 x 1.65 metres slab, so you can scale up your artwork and create ample worktops and kitchen islands without visible joints — and always stay perfectly crisp. Pietra Grey Unistone is a stunning and striking marble effect worktop that will add drama and sophistication to any kitchen.
Design incredible backsplashes
You can transform a dull space into a fascinating living area with Pietra Grey quartz, making it easier for your family to see prepare meals, cook yummy foods, and clean the surfaces in a quicker and smarter way. For example, a stunning Pietra Grey quartz backsplash will give your kitchen a modern look and feel and won’t cost you a lot of money.
Bring your designs to life in style.
You can install this grey quartz countertop in matte Velluto finish using it to create boldly coloured designs that make rooms pop — in different sizes, thicknesses, finishes, and more.
Adding a touch of luxury to your home has never been easier. This grey marble look in polished or matte is the perfect addition to any kitchen or bathroom.
Unistone Pietra Grey Quartz Specifications
- Type: Quartz
- Colour: Grey
- Style: Veins, marble
- Finishes: Polished, Velluto (matte)
- Thicknesses: 12mm, 20 mm, 30 mm
- Standard slab size: 3000 x 1400 mm
- Jumbo slab size: 3300 x 1650 mm
- Warranty: 10 years
- Heat resistance: 150 Celsius
- Water absorption: 0.05 % per kg (Non-porous)
- Strength: 6.5 (out of 10 on Moh’s scale)
- Applications: Kitchen worktops, splashbacks, wall cladding, shelves, bathrooms, stairs, window sills, indoor floors, furniture, and other interior decoration.
- Use: Interiors
- Certifications: NSF International (National Sanitation Foundation), Food Preparation Environments (ANSI 051), American GEI (GREENGUARD Environmental Institute), GREENGUARD Gold (Children & Schools), Microbial resistance (D6329-98).
To enquire about Unistone Pietra Grey quartz, click HERE now!
The tests below by BretonStone in Italy demonstrate the advantages of Unistone over other worktop materials.
| PERFORMANCE FEATURE | UNISTONE | GRANITE | LAMINATE | SOLID SURFACES |
| Scratch Resistant | Excellent | Good | Excellent | Fair |
| Stain Resistant | Excellent | Good | Good | Excellent |
| Chip and Crack Resistant | Excellent | Good | Good | Excellent |
| Heat and Burn Resistant | Good | Good | Good | Good |
| Resistant to Household Chemicals, Acids and Solvents | Excellent | Good | Good | Excellent |
| Low Maintenance | Excellent | Good | Good | Fair |
| Non-absorbent and Non-porous | Excellent | Good | Good | Excellent |
| Mould and Mildew Resistant | Excellent | Good | Good | Good |
| Flexural Strength | Excellent | Fair | Good | Good |
| Colour Consistency | Excellent | Fair | Excellent | Excellent |
| Immunity to Freeze and Thaw | Excellent | Excellent | Fair | Fair |
| SPECIFICATIONS | TEST METHOD | RESULT |
|---|---|---|
| Water Absorption (% by weight) | ASTM C97/C97M-09:2009 EN 14617-1:2013 | ≤ 0.05% ≤ 0.06% |
| Apparent Destiny | ASTM C97/C97M-09:2009 EN 14617-1:2013 | 2.2 - 2.4 gr/cm3 |
| Flexural Strength | ASTM C880/C880M-09:2009 EN 14617-2:2008 | > 40 MPa |
| Electrical Stability | EN 14617-13:2013 | Volume resistance (Rv) = 0.9 x 1034Ω Volume resistance (Pv) = 4.88 x 1014Ωm |
| Impact Resistance | ASTM D1709:2015 EN 14617-9:2005 | ≥ 3.0 J |
| Compressive Strength | EN 14617-15:2005 | ≥ 155 MPa |
| Mohs Scale of Hardness | EN101 | 6.0 - 7.0 |
| Resistance to Deep Abrasion | ASTM C1243:2009 EN 14617-5:2012 | The volume of chord: V ≤ 195 mm3 |
| Freeze-Thaw Resistance | ASTM C1026:2013 EN 14617-5:2012 | No defects after 15 freeze-thaw cycles No defects after 25 freeze-thaw cycles |
| Slip Resistance at Honed 400 | DIN 51130:2004 | R9 - R10 |
| Microbial Resistance | ASTM D 6329:2015 | Ranking 3: Resistant to Mould Growth |
| Chemical Resistance to Acids | EN 14617-10:2012 | Class C4 |
| Thermal Shock Resistance | EN 14617-6:2012 | No visual defects after 20 cycles |
| Determination of Resistance to Boiling Water | AS 2924.2-7: 1998 (EQUI. TO ISO 4586.2-7: 1997) | Effect on the surface (rating):5 (no visible change) |
| Determination of Resistance to Dry Heat | AS 2924.2-8: 1998 (EQUI. TO ISO 4586.2-8: 1997) | Effect on the surface (rating):5 (no visible change) |
| Determination of Resistance to Staining | AS 2924.2-15: 1998 (EQUI. TO ISO 4586.2-15: 1997) | Effect on the surface (rating):5 (no visible change) |
As the legal owner of a Unistone surface, you are insured by Brachot-Hermant UK for ten years against product faults under everyday use and servicing.
The 10-year warranty from Unistone is automatically active. The best part is that you don't need to answer questionnaires.
When raising a claim, you will need a copy of your Worktop Library invoice as proof of purchase.
The factory producing Unistone is in the Thach That neighbourhood of Hanoi, Vietnam's Hoa Lac High-Tech Park. It has been manufacturing quartz surfaces since 2002.
Unistone is as good as the two leading quartz brands, Silestone and Caesarstone. — it includes all the features and characteristics of the latest quartz surfaces, such as having over 90% natural quartz and heat resistance of up to 150 Celsius (the same as Silestone, Caesarstone, and Compac quartz).
Warranty: Unistone has an available 10-year warranty, compared to 25 years in Silestone and over 30 years in Caesarstone and Compac quartz. Albeit shorter, a decade of warranty is a solid testimony backing Unistone's high-quality quartz surface.
Unistone is available in standard slab sizes covering just over 4 square metres of surface, like Caesarstone, Compac quartz and Silestone. But the best part is the Unistone Jumbo slab which, at 3.3 x 1.65 metres, is the largest amongst the reliable quartz brands providing the best option to create large areas without visible joints.
Unistone quartz products use BretonStone technology, the leading quartz slab-making technology that the Italian makers grant to only one company in each country.
Silestone has the Bretonstone license in Spain, Caesarstone in Israel, Compac Quartz in Portugal, and Unistone in Vietnam. With this premise, BretonStone SPA ensures that only the best quality quartz slabs will come to market.
Unistone quartz is a brand name from Brachot-Hermant distributes decoration surfaces from Birmingham to the rest of the United Kingdom.
Unistone is a quartz brand offering a wide variety of great colours accessible for Unistone quartz surfaces such as worktops, walls, and floors, which will improve your property.
Unistone worktops are available in various exquisite styles that seem appropriate for any setting and can enhance any space in which you install them. Unistone is a solid engineered surface comprising over 90% quartz minerals. Because of its durability, it requires no upkeep and will look great in any room of your home for countless years, backed by a decade-long warranty.
Yes, Unistone is an engineered quartz. Pure natural quartz is transparent. Unistone crushes the minerals and combines them in a solution of over 90% natural quartz with the remaining percentage of polymers and resins. It results in composite quartz, commonly known as quartz.
Similar alternatives to Unistone Pietra Grey quartz from comparable products and brands are Compac Unique Pietra, CRL Quartz Sienna Honed, Caesarstone Piatra Grey, and Quartzforms Planet Mercury quartz.
Ecological preservation is a primary focus for Unistone. Its business practices focus on creating a healthier, green future for both the present and the coming years.
All Unistone quartz surfaces are strictly regulated and evaluated yearly by the International Organization for Standardization (ISO), resulting in and preserving a sustainable future. Unistone is certified to ISO 14001:2004.
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RETURNS AND SHIPPING POLICY RETURNS
Except for damaged surfaces, all sales are final. Please call 020 39760029 or email HELLO@WORKTOPLIBRARY.CO.UK for more information before mailing exchanges or online purchasing return products installed in faulty or damaged condition.
SHIPPING \ TURNAROUND
We process all orders within one business day. However, specific stones may have longer lead times due to high demand or special-order items from other countries.
DELIVERY & INSTALLATION COSTS
We compute delivery and installation costs at the time of purchase. Our team of professional stone fitters install all stone surfaces.
Installation and delivery charges vary depending on weight, site access, and delivery location from our workshop in West London, United Kingdom.
INSTALLATION & DELIVERY ADDRESSES
Stone worktop installation and up to 150 miles of surrounding areas are available in London. Don't hesitate to contact our Worktop Library Service Team at (20) 39760029.
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