Welsh slate roofing is commonly removed from roofs after 100 years not because they have failed but because the roof timbers holding them up have failed.
Welsh slate roof tiles.
The quality of welsh slate roofing is such that even after 100 years of use at least 50 of welsh slate is typically re used.
The demand for welsh slate is increasing and prices can fluctuate on a regular basic.
There is no other roofing material which has demonstrated this extraordinary durability.
The geological make up of a bangor blue is extremely pure and free from any damaging minerals or pyrites which can be found in spanish deposits.
Welsh slate has been the superior roofing for australian buildings since it was first brought here in 1829.
Outside of europe canada is another region famed for its slate roof tiles.
Penrhyn quarry has been producing roofing slate since the thirteenth century.
All our most important historic monuments have slate roofs clive lucas ao senior partner clive lucas stapleton architects sydney welsh slate is the rolls royce of roofing with an unmatched guarantee.
Penrhyn slate for example was removed from st asaph cathedral after 400 years in use and reused and this practice also applies to civic buildings as far.
Reclaimed materials are ideal for making repairs or for matching the roof of an extension to that of an older structure.
The welsh slates may then be re used.
Bangor blue slates also have a negligible water absorption rate compared with softer spanish slate making welsh slate far more suited to the harsh irish climate.
Welsh roof slates are incredibly hard and dense which makes them ideal for many uses beyond roofing applications.
The earliest records of slate used in north wales are from the roman fort at seqontium caernarfon circa 77ad.
From these sources welsh slate has been used and crafted by many generations of people from all walks of life from the iron age to present day.
Welsh slate is extracted from some of the world s finest deposits formed up to 590 million years ago.
Further repurposing slate and matching it to those previously removed from a roof area has a positive impact on the environmental burden of producing and transporting new slate products.
The penrhyn quarry has been producing roofing slate since the 13th century and is regarded as being the best in the world.
Moreover when replacing a slate roof it is often more economical to consider the use of reclaimed welsh slates versus new.
Welsh slate is commonly considered as the source of the finest roofing slates in the world and welsh slate tiles have numerous benefits for roofing and other applications.
Welsh slate is however considerably darker than other varieties and features the iconic black and grey mix most are familiar with.
Firstly the durability of welsh slate is almost incomparable with resistance to uv weathering and chemicals making only adding to the incredible longevity welsh.