In fact installed and cared for properly it is not unheard of for a slate roof to last 150.
Slate roof felt or not.
Roofing felt is being installed over the decking.
It can also give your roof a touch of class.
Slate roof tiles are also extremely durable outlasting the buildings they are installed on in some cases.
Slate is a natural fine grained metamorphic rock that is formed under intense heat and pressure underground.
Often if you have slate and they re in good condition there s no reason they couldn t be reused.
The downside is that slate is the most expensive roofing material as well as the most time consuming to fit since each slate has to be individually nailed or clipped.
Roofing felt is comprised of a base made from natural materials such as wood cellulose or synthetic ones such as fiberglass or polyester and then coated or saturated with a protective coating such as bitumen asphalt which repels water but still allows the product to breathe.
There should be an additional one to two inches of headlap near the eaves to.
Ad one final note.
Slate is the strongest of the common roofing materials and a properly constructed slate roof will last far longer than any other type.
Many slate tile manufacturers offer up to 100 year warranty on their products.
Over the long term natural slate tends to be a better investment because several artificial slate roofs will have to be installed during the life span of one natural slate roof.
Roofs shallower than 4 12 should not be made of slate according to traditional roofing magazine.
Slate roof tiles are made of 100 natural stone and have a naturally cleft surface with beautiful color variation ranging over the entire roof.
22 april 2019 at 11 14am no1catman forumite.
A slate roof will easily last over 100 years which is at least double of what other roofing materials can offer.
For people who do not plan to ever sell their home the incredible longevity of slate is a highly desirable benefit.
So why not begin the decision process by exploring two roofing materials that have been around the longest.
Let s review natural slate and concrete roof tile.