The top layer is covered with gravel which protects the roof from ultraviolet rays.
Small flat roof.
Fewer materials are generally used in the construction of a flat roof making it a considerably cheaper option compared to a pitched alternative.
By in site design group llc.
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In addition these white coat roofs have all of the same energy saving properties as pvc roofs.
Let us guide you through the three most popular flat roof replacement options and of course how much each will cost.
For a start there are no tricky gable end spaces to try and navigate when opening up the upper levels in flat roof houses plus you can use the roof itself as an outdoor terrace which will be a huge benefit for anyone with restrictive garden.
Single ply flat roofs are made from one layer of materials that are a bit like rubber.
Not only is a tpo roof an inexpensive option it has a decent lifespan between 10 and 20 years.
This very popular roof type is also among the best flat roof materials to install.
This makes the most out of the dimensions of any sized building.
This type of flat roof has been used for over 100 years and is generally the cheapest.
However it doesn t usually last much longer than 10 years.
Don t go thinking that modern houses with flat roofs only look good though as these innovative designs actually have practical properties as well.