Welsh Slate Minerals and Construction Aggregates

Welsh Slate is a major supplier of high-quality aggregates, specialist sand and secondary aggregates to the construction industry.

We're probably better known for being one of the major suppliers of decorative aggregates in the UK and Europe. However, Welsh Slate also supply industrial aggregates for a range of core applications; from fill materials to aggregates that can be used in precast concrete; asphalt and for surface dressing. Welsh Slate minerals are the only manufacture of minerals for roofing felt in the UK.

As a result Welsh Slate is also one of the UK’s largest suppliers of bulk construction aggregates and in the main serve the precast, road building, civil engineering and house building sectors.






Slate granules can be used in the production of bituminous roofing felts in a range of pigmented and natural colours as well as being bonded with resin to make artifical slate roofing tiles.

Construction Aggregates

Welsh Slate provides a wide range of products for pre-cast concrete, civil engineering, house building and the water industry. Available for collection or delivery loose or in individual bulk bags (approx. 850 kg)

Commercial Decorative Aggregates

40mm (50-30mm) and 20mm (30-10mm) sized natural slate chippings from our North Wales Quarries are available in Blue, Plum, Grey & Green. All colours are available dry with Blue and Plum available washed.

Direct to you

Anyone can buy Welsh Slate direct, whether you are a home owner, developer or specifier.

If you need some help or advice you can speak with our customer services team on (+44) 01248 600656. If you want the best price on smaller quantities then visit our online sales store or click below to find out more.

Welsh Slate walling stone

Welsh Slate rockery stone and feature stones

Welsh Slate decorative aggregates

Welsh Slate paving and patios

Welsh Slate interior products

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