How Long Should A Welsh Slate Roof Last

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 away as australia.

How long should a welsh slate roof last.

They should be replaced with slate and pa slate is a good candidate for a replacement material after all it did last 90 years the first time around. For people who do not plan to ever sell their home the incredible longevity of slate is a highly desirable benefit. Durability and low maintenance. It is easily identified by the diagonally striated patterns below left.

A roofing expert can tell you how long each type of slate will last but if you don t know what type is featured on your new home or when it was installed simply calculating its age isn t an option. Using copper nails adds to the longevity of the slate roof. Quality natural welsh slate tiles last for over 100 years and it is estimated that a new slate roof now will last for around 60 years if you are using quality european or north american slate. The cheaper options will last at the lower end so it s worth investing to make sure your roof lasts a long time.

A slate tile roof can last a century or longer. Slate roofs are commonly installed on premium homes and fancy mcmansions. Slate a natural metamorphic stone with a. New and used slate tiles are fireproof and as a naturally mined product are environmentally friendly.

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. A quality slate roof can last anywhere from 50 to 100 years. A slate roof will easily last over 100 years which is at least double of what other roofing materials can offer. Chapman slate from the lehigh northampton district lasts about 100 years maybe more.

Number 10 downing street and buckingham palace both have welsh slate roofs that are expected to last approximately 150 years. Welsh slate withstands cold and rain. This can vary depending on the manufacturer. Slate roofs have excellent wind uplift properties but a few pieces of slate flying off of a roof during a hurricane can be dangerous due to their weight and sharp edges.

Siga 24 slate roof. Many slate tile manufacturers offer up to 100 year warranty on their products. The welsh slates may then be re used.