Slate tiles are by far the most expensive with average costs running between 1 000 and 4 000 per square.
Slate roof good or bad.
An average clay tile roof costs between 675 to 1400 per square 100 sf of roof area.
But plenty of ribbon slate roofs like the poughkeepsie home shown at left are very durable lasting many decades.
A cut up roof with valleys roof planes intersecting walls slope transitions and many penetrations is going to be more problematical whether covered with slates shingles shakes etc.
A slate roof can last for 150 years with regular and proper maintenance.
And if the roof has leaked repeatedly during its history you have to be sure that the structure has been undamaged or properly repaired.
A requirement of new jersey home inspectors is to identify the roofing material and inspect the visible areas of the roof.
28th october 2018 article.
This is offset though by the long life a tile roof will enjoy.
Why artificial slate is bad natural slate is good in educational articles by black diamond slate january 8 2016 in this article re printed with permission from professional roofing researchers explain artificial slate and shake products spotty history.
Opinions about the percentage will vary by roof size type and type of slates installed but for north american slate roofs using american or canadian slates if more than about 25 of the slates on an existing roof need replacement because of the labor cost of working carefully to remove and replace individual areas of bad slate at that percentage it becomes more economical to replace the.
Slate roof coverings the good and the bad.
Concrete tile roofs are more economical with costs of 400 to 450 per square.
Additionally they are easy to install and introduce an irresistible property value increasing curb appeal.
So the life of a ribbon slate roof depends on the particular ribbon slates installed and thus on the quarry where they originated.
Although the majority of roofing material used in new jersey is asphalt based there are some homes that have slate roof coverings.
Good slate or bad slate how to tell the difference.
However they can be quite expensive and will require an immense financial commitment in the process.
Some ribbon slates include mineral inclusions that weather out and lead to a short slate roof life.