Commercial Decorative Aggregates

Welsh Slate decorative aggregates are available in commercial volumes direct from our quarries to anywhere in the world.

Whether you are looking for a one off volume, a number of timed consignments or to resell our product range, our commercial team will be happy to facilitate your needs. We can discuss all options including the variables of volume purchase, transportation and delivery timescales relevant to your project or wholesale needs.

Testing information in relation to specific products and source of material is available upon request

Chippings are available in four colours; Plum, Blue, Grey and Green and two sizes 20mm (30-5mm) and 40mm (50-30mm).

For enquiries on loose loads of decorative aggregates or information on becoming a stockist please contact our customer services team on (+44) 01248 600656.


Quarried from our Penrhyn quarry near Bethesda in North Wales. This decorative slate is available in 2 sizes, 40mm and 20mm. The stone was formed during the Cambrian period 500 million year ago, is hard wearing and colour fast.

The slate is purple in colour with some subtle variations in shade. The colour is enhanced when wet. Popular for lawn borders, raised flower bedding and decorative garden rockeries.


Blue decorative aggregate, that can also contain purple shades. as it is also quarried from our Penrhyn quarry, in Bethesda. Also available in 40mm and 20mm sizes. Suitable for borders, raised beds paths and rockeries.


From our Ffestiniog quarry on the Llyn Peninsula in North Wales. Our Grey decorative aggregate is a traditional slate grey colour. and provides a unique texture to landscaping projects.


Green slate is produced in our Tyn yr Weirglodd Quarry in the Nantlle Valley, Gwynedd, N Wales and is available in 20mm or 40mm.

A versatile stone suitable for lawn borders, raised flower bedding, decorative garden rockeries and paths.


Sales Office
Penrhyn Quarry
LL57 4YG

+44 (0) 1248 600656