18/08/2021
Where will your long awaited holiday be? If your time to disconnect has finally arrived, we have prepared eight perfect options for a weekend getaway. This selection brings together modern and traditional architecture, big cities and remote countryside, but above all, the projects share something that makes them unique: our finest natural slate. Chelsea Hotel […]
13/07/2021
You can find natural slates in nearly every shape and size you can think of. From our 19 quarries and 22 transformation plants, our quality control team classify our natural slate into three different selections. The R Excellence selection is the result of an extraordinarily rigorous classification process that only passes slates of great flatness […]
05/07/2021
Over the last few months we have seen a lot of wonderful and amazing projects featuring our natural slate. Now we want to share them with our community and our followers will decide which ones can be named the best of the year. And this distinction has a double prize: the champions will be invited […]
01/07/2021
We are honored to announce that we have been awarded ‘Roofing Supplier of the Year’ at the Homebuilding & Renovating Industry Awards 2021. It is a great achievement for us, and we want to say ‘thank you!’ to the whole team of CUPA PIZARRAS that made this possible. The annual awards ceremony recognises and celebrates […]
01/07/2021
Our CPD on Natural Slate Rainscreen Cladding Systems has officially achieved RIBA accredited status. The presentation offers architects an insight on the production process and material characteristics of slate, and the benefits of rainscreen cladding systems before going on to exploring the breadth of design possibilities. Natural slate provides a large number of performance benefits. […]
22/06/2021
The expedition of Magellan and Elcano was the first journey around the world in human history. It took them 1,125 days to complete. Jules Verne’s Phileas Fogg did it in just 80 days. And we wonder, how many times would it taketo circle the globe jumping from one natural slate roof to the next? Everyday, […]
11/06/2021
The 2020 European football championship is already here. The tournament that catches the attention of the whole continent kicks off and we want to create our own competition alongside. As CUPACLAD, our natural slate rainscreen cladding system, is also present all across Europe, the time has arrived to choose Which country has the best CUPACLAD […]
Dr. Víctor Cárdenes Van den Eynde
Geologist and roofing slate independent consultant
08/06/2021
Bending Strength, also known as Flexural Strength, Breaking Load or Modulus of Rupture, is one of the main properties of roofing slates. This test is found in the four roofing slate standards: European EN 12326, USA ASTM C406, Chinese GB/T 18600 and Indian IS 6250. Together with the water absorption test and sulphur atmosphere exposure, […]