They tend to have a lifespan of around 20 to 25 years depending the location and the structure of the rest of the property barring any major natural disasters of course.
Tar and gravel roof life expectancy.
It s important to note that this type of roofing is more commonly designed for flat or low sloped roofing.
Here s a bar graph that compares built up and gravel roof life expectancy to other types of roof coverings.
Tar and gravel roofing.
An average commercial roof is from 5 50 to 8 50 per square foot.
Clearly the name was derived from the method of application by using a torch.
Tar and gravel roof average cost.
Although tar and gravel roofs are durable it is easy for leaks to develop.
Before modified bitumen roof life expectancy was a great discussion point among property owners tar and gravel was the conventional form of built up roofing.
Metal roofs are attractive durable and can last up to 70 years.
Some people confuse torch on roofing with tar and.
The following are the data from actual providers.
As a gravel roof reaches the end of its lifespan it looks like the picture below with areas of missing gravel and exposed roofing felt.
Metal roofing runs the gamut of price and quality starting around 115 per square for standing seam panels in aluminum or steel.
The average tar and gravel roof life expectancy is 20 25 years on average.
Then they add a gravel mixture over the top of this layer.
This is because tar and gravel roofing is especially sensitive to penetrations and must be able to move around during climate change in a manner.
The complexities of tar and gravel roofing.
How is it different from tar and gravel.
Tar and gravel roofs sometimes referred to as conventional built up roofing or bur roofs tar and gravel roofing is a system of flat roofing protection that is budget friendly and can have a lifespan of up to 30 years.
On the average the price is from 2 50 to 8 50 per square foot.
If you have a home with a flat roof a tar and gravel roof may be a good option for you.
The life expectancy of tar and gravel roofs is approximately 10 20 years.
The benefits of a tar and gravel roof are numerous.
Its average price per square feet can range from 300 1 000.
However with effective tar and gravel roof maintenance you can get 30 years from the roof.
Why install a tar gravel roofing system.
It uses different layers and tar to create a weatherproof and waterproof layer that acts as a roof.
Contractors usually recommend thickening the waterproof membrane or felt to improve the watertight seal of the roof.
