Traditional homes often have sections of flat roof over shed dormers above porches and garages and on balconies.
Residential flat roof residential roof deck design.
But flat roofs take a pounding from harsh weather which is why they rarely last as long as a good sloped roof.
Building a deck over a flat roof is very similar to building a deck over a concrete patio.
That s why flat roofs which are actually slightly pitched must be detailed and constructed with the utmost precision.
There is no great architectural splendour in these roofs.
From there the flat roof system you choose will determine the materials you apply.
Underneath the basics flat roofs are usually constructed with a ceiling nailed to joists which support a deck usually wood in residential construction a vapor barrier insulation and a roof board.
And their horizontal lines abound in the west and in urban areas.
That s a huge bonus on a small lot where space is tight.
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.
They are merely placed on top of another structure.
If the fundamental job of a roof is to cover a space and prevent water from seeping inside then the simplest and most elemental roofing design would be heavily slanted.
Of deck on the same footprint.
Most residential flat roofs are going to be about a 1 12 pitch and on that you can use a cold adhesive modified application.
Residential flat roof design comes in a variety of forms but all of it is waterproofed in generally the same way.
Flat garage roof design.
The flat roof is an architectural device that is loved by designers for its ability to create simplistic linear forms.
Because the roof was design the way it is the homeowner got an additional 1000 sq.
Modern flat roof deck.
This home showcases the versatility of a modern flat roof design.
Flat roof designs are quite common in residential buildings.
Another reason is the original design flaw implemented by architects and or builders who have no experience in flat roofing and do not have appropriate roofing technology to use.
These decks are often referred to as floating as they are not secured in place as a stand alone structure.
You can go for an extended roof that covers a few feet outside the external walls of the house.
Pros and cons for flat roof materials 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.
Most roof decks leak because they are typically made of flat roofing materials that were created over a century ago and were not designed for use as roofing for residential homes and living areas.
Flat roofs can be used to create box shapes cantilevered into daring overhangs or can be planted to create usable vegetated gardens.