One of the longer lasting roofing options for flat roofs is bitumen roofing or a modified bitumen roof.
Bitumen slate roof.
Although some tile options are cut thinner slate is still heavier than other roofing materials and the structural integrity of a house must be considered before installation.
Cedar shakes shingles.
Certainteed manufactures high quality shingles under the names grand manor carriage house belmont and highland slate.
All the advantages of slate roof tiles come with a price several thousand dollars more than a typical asphalt roof.
Astm e 1592 physical testing was performed on three test roof assemblies in order to determine the wind uplift resistance of an rsprs installed over existing structural metal panel roof systems fastened directly into purlins.
Wind uplift is a primary concern when installing a retrofit single ply roof system rsprs over a structural metal panel roof.
If you want all the benefits and looks of real stone but without the shortcomings consider polymer slate manufactured by davinci roofscapes the product is manufactured from a state of the art engineered polymer resin crafted to have rough edges and a natural slate like texture for a more authentic look.
Oh and slate roofs believe it or not.
A bitumen sealant will bond and adhere to most things including built up felt roofs asphalt concrete asbestos or cement sheeting and metal sheeting including lead zinc galvanised steel and iron.
Modified bitumen is a type of asphalt product that can be applied in a number of ways to the roof in both hot and cold temperatures.
Concrete clay roof tiles.
You can expect a bitumen based roofing sealant to cover 1 metre per litre per coat.
A slate roof will easily last over 100 years which is at least double of what other roofing materials can offer.
Modified bitumen compound app slate granule surfacing modified bitumen compound app polyester reinforcement modified bitumen compound app note.
Since they are made from a single layer they generally weigh and cost less than other asphalt shingles.
They are made from a single layer of asphalt and have a very flat appearance that typically offers a slate look.
Bitumen roof advantages and disadvantages.
The authentic depth and dimension of natural slate roofing can now be achieved in asphalt roofing shingles.
If this product is to be heat.
Prior to designer shingles being introduced in the 1980s strip shingles were the predominant roofing shingle in the market.
For people who do not plan to ever sell their home the incredible longevity of slate is a highly desirable benefit.