Flat roofs usually come with a 10 to 20 year warranty but can last 25 years if you build the roofs right and maintain them using commonsense rules.
Most durable flat roof.
It must be durable and look aesthetically pleasing and match the facade.
Today pvc roofing is considered the most durable.
Traditional membranes modified bitumen.
You can get a fairly good idea of the estimated cost to cover a flat roof based on the national average.
The sturdiest among all.
This roofing system is highly reflective and very durable.
The roof of the century.
Natural slate tiles are the most durable roof you can put on a building but the material is heavy and often requires additional and costly support.
All three types of flat roofing cost 250 to 350 per square 100 square feet but prices vary according to region and size of the roof.
It s three main benefits are very comparable to number 5 on the list spray applied roof coatings.
Choosing the right material for the roof is not easy.
A steel roof absorbs sunlight differently than other roofing materials which keeps the house cooler.
Slate must be installed by trained craftsmen.
It is the most expensive of common roofing materials but also the most durable of all.
While metal is the most durable of all the materials so far and has a lifespan to rival pvc it s also very pricy.
The cost of the steel ranges from 80 00 to 350 00 per square foot but metal roofing materials can last for at least 100 years.
Slate has a natural tendency to split into flat slabs making this the ideal natural stone to cover roofs.
Finally you have the option of using metal to build your flat roof.
Roofing felt and modified bitumen are as cost effective as epdm roofing membranes.
Pvc is one of the top flat roof options because it is easy to install and lacks water permeability meaning it can resist water ponding.
Built up roof bur the traditional hot tar and gravel roof is built from three or more plies of waterproof material alternated with hot tar and ballasted by a layer of smooth river stone.
It is especially formulated to remain intact in a wide variety of adverse weather conditions rain snow wind sun hot and cold temperature fluctuations.