La Borosa Slate

  • La Borosa is a popular slate offering from LBS, and we have been supplying it into the market for more than 10 years
  • It is quarried in the Los Campos region of Galicia, north west Spain
  • The La Borosa quarry is major supplier to the German and Scandinavian markets, as well as the UK and Ireland
  • An attractive blue-grey colour
  • A textured and rustic slate which looks fabulous with natural stone buildings
  • Readily available in 40x25cm, 50x25cm, 50x30cm and 60x30cm (other sizes available upon request)
  • La Borosa slates achieve the highest possible classification under the European standard BS EN 12326-1:2014 and are W1, S1 and T1
  • These slates come with a comprehensive quarry backed guarantee
La Borosa slates offer true rustic character and always deliver a high-quality finish

Product Detail

La Borosa Case Study

Moira Presbyterian Church

Moira Presbyterian Church makes a great impact with its natural slate roof and Z Stone Black Slate cladding detail.  The roof was slated with La Borosa Spanish Natural Slate 600x300mm, chosen to compl…

View Case Study
Slate Colour and Finish Blue/ Grey
Available in Sizes 50x25, 50x30, 60x30
Minimum Pitch 22.5 deg for standard 100mm h/lap (for pitches below 22.5 deg please consult LBS Technical Dept)
Maximum Headlap All LBS slates are holed for 100mm head-lap
Alternative Headlaps For availability and advice please contact LBS
Gauge All LBS slates are holed for 100mm head-lap
Batten Size Please refer to BS 5534 or SR 82:2017
Nails Copper, Aluminium or Silicon Bronze
Slate Dimensions 500x250mm 500x300mm 600x300mm
Weight per sqm Laid (kg) 5|7mm 44.8 45.22 39.9
Slates per sqm at 100mm h/lap 20 16.6 13.3