Natural Slate - CUPA 12 - Dark Grey Slate
Verified by manufacturer 10 days ago
BRE Certificate
Certificate type
CUPA 12 - Dark grey natural slate with thin laminations and a smooth surface. Split to an average thickness of 5 or 6.5 mm.
Application
For roof pitches.
Description
Non-carbonated natural slate formed by tectonic compression. Grey slate with a smooth matt surface.
Features and benefits:
- Snowdonia Park approved, as equal to traditional Welsh slate.
General information
Color | Grey |
Finish | Smooth Manufacturer guidanceR Excellence, H, Natural. |
Material | Slate |
Shape | Oval Rectangle Rhombus Trapezoid Other |
Length | 300 mm 400 mm 460 mm 500 mm 600 mm |
Width | 200 mm 250 mm 300 mm |
Warranty description | 100 year Guidance for specification option: Warranty available of up to 100 years on natural slate products. |
Uniclass | |
CAWS | H62/105 Roof slating H62/110 Roof slating with counterbattens H62/3 Roof slating H62/5 Roof slating with counterbattens |
Product range |
Specification data - Natural slates
Slate size | |
Length (minimum) | 300 mm.400 mm.460 mm.500 mm.600 mm. |
Width (minimum) | 200 mm.250 mm.300 mm. |
Standards | |
Product specification | To BS EN 12326. |
Properties | |
Type | Normal. |
Water absorption | 0.16% Code W1. |
Freeze-thaw resistance | <0.6%. |
Thermal cycle test | Code T1. |
Sulfur dioxide exposure test | Code S1. |
Non-carbonate carbon content (maximum) | 0.23%. |
Standards methods of test | To BS EN 12326. |
Characteristic modulus of rupture (transverse) | 56 MPa. |
Characteristic modulus of rupture (longitudinal) | 57 MPa. |
Selection | H. Guidance for specification option: Characterized by its high quality and only admitting slight differences in the flatness and thickness of the piece. NATURAL. Guidance for specification option: Slates that allow greater variations in thickness and flatness. R EXCELLENCE. Guidance for specification option: Slates with high flatness and very regular thickness. |
Thickness | 3.5 mm. 5 mm.. 6 mm |
ShapeType | Oval. Rectangle. Rhombus. Trapezoid. Other. |
Sustainability data
Contains Red List materials | No |
Country of material origin | Spain |
Country of product manufacture | Spain |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | 0.2 kg CO₂ eq/kg Self declared |
Recyclability | Slates can be reclaimed and reused |
BIM objects
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
| Platform | Compatible | Version |
|---|---|---|
 IFC | - | 5 |
 Revit | - | 5 |
Third party certifications
BRE Certificate
BRE Global Verified (EPD) – CUPA 12
Case studies
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Quality and durability put Cupa Pizarras slate on Crewkerne development