Life Of A Slate Roof

Roof shingles are available in asphalt compositions which are covered in crushed stone or fiberglass.

Life of a slate roof.

Wood shingles and shakes. Asphalt and fiberglass shingles. The slate roof on the turret of this 19th century home has been preserved. There are slate roofs today still functioning that are multiple centuries old.

Some slates have been known to last over 200 years. Certainly the roofer has to make an accurate assessment of the roof condition and to replace enough loose damaged or questionable slates such that the remaining life of the roof is not only long but also such that additional frequent costly repairs are needed. A lifespan of 80 100 years is typical for slate roofing although this can last longer if maintained well after installation. These life expectancies are general experience with the material and do not consider installation or environmental factors which vary from one building to the next.

A properly repaired slate roof is a superb and durable roof. Siga 24 slate roof for fibre cement roof slates the life expectancy is a little shorter at around 50 60 years. Typical life for pennsylvania slate roofs is 40 50 years. Walsh highlights that natural slates have a service life of greater than 100 years.

Installed properly slate roofs require relatively little maintenance and will last 60 to 125 years or longer depending on the type of slate employed roof configuration and the geographical location of the property. After a detailed research walsh exposed natural slate including cupa 3 to different weather conditions. Natural slate roofs are well known to have a lifespan of hundreds of years with little to no maintenance. The roof over the main part of the house has been replaced with asphalt shingles.

Slate is sedimentary rock composed of compressed and hardened layers of clay or volcanic ash. Slate varies in color denseness and purity and serviceable life as a roofing material. Natural slate is the most durable roofing material. A slate tile roof can last a century or longer.