Metal roofs are attractive durable and can last up to 70 years.
Tar and gravel roof life expectancy.
West roofing systems inc.
Although tar and gravel roofs are durable it is easy for leaks to develop.
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.
Tar and gravel roof average cost.
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.
Here s a bar graph that compares built up and gravel roof life expectancy to other types of roof coverings.
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.
Clearly the name was derived from the method of application by using a torch.
If you have a home with a flat roof a tar and gravel roof may be a good option for you.
It s important to note that this type of roofing is more commonly designed for flat or low sloped roofing.
Tar and gravel roofing.
Its average price per square feet can range from 300 1 000.
The complexities of tar and gravel roofing.
Why install a tar gravel roofing system.
Contractors usually recommend thickening the waterproof membrane or felt to improve the watertight seal of the roof.
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.
However with effective tar and gravel roof maintenance you can get 30 years from the roof.
An average commercial roof is from 5 50 to 8 50 per square foot.
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.
The life expectancy of tar and gravel roofs is approximately 10 20 years.
Many residences are covered with a traditional tar and gravel roof system that has a life span of 15 25 years after which the stress of the heat and cold causes the tar to blister and crack allowing water to travel under the asphalt surface and leak through the roof deck below.
Then they add a gravel mixture over the top of this layer.
On the average the price is from 2 50 to 8 50 per square foot.
The following are the data from actual providers.
Metal roofing runs the gamut of price and quality starting around 115 per square for standing seam panels in aluminum or steel.
The benefits of a tar and gravel roof are numerous.
Residential tar and gravel roofs.