La Borosa Slate

La Borosa is an extremely versatile and traditional natural Spanish slate.

Produced in the Ourense area of Galicia, Northern Spain, these distinctive slates offer both durability and rustic appeal.

An extremely popular option for both modern and more traditional buildings, our La Borosa slates are a versatile choice that can be used to provide a unique and high-quality finish to almost any roof.

These slates are available in 50 x 25cm, 50x30cm and 60x30cm sizes.

La Borosa slates fully comply with BS 12326-1:2014 (W1, S1, T1), and come with a full quarry-backed guarantee. 

Watch a short video of our La Borosa slate fitted here

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

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