To get rid of ponding water problems.
Flat to pitched roof.
However flat roofs require much more aggressive and consistent maintenance than a pitched roof.
A 900 square foot flat roof in the san francisco area made of concrete tiles costs.
This is because it is a more complex design than a flat roof that requires increased labour and additional materials.
Depending on the climate your flat roof will only last between 15 and 30 years if well maintained.
Pitched roofs last substantially longer in most climates.
Both your personal requirements and the needs of your property will sway your decision either way so it s vital to do your research first.
Flat roofs also don t last as long.
However do take the architecture of your home into consideration.
First of all a flat nay or may not be actually flat.
Flat roofs are more common for commercial buildings and while not as architecturally beautiful as a pitched roof can also be used for residential buildings.
People generally tend to prefer the style of a pitched roof especially on residential structures.
This has to happen whether you re just removing the pitched roof or adding another floor with a flat roof.
According to the international building code the typical built up flat roof that uses tar or asphalt goes by the guideline that for every foot 12 inches of a flat roof a minimum of inch must step up or down.
When it comes to the disadvantages some property owners are being pestered by leaks.
Aesthetics are a real consideration here.
However in exchange for the added expense you will receive a roof that boasts a longer lifespan thoroughly effective water drainage and a more.
Most homeowners choose to convert a flat roof to a pitched one using a simple trussed roof with two angled planes.
Additional valleys angles and gables can be built into converted roofs as well but adding these elements may affect your project.
There are a few ways to dealing with a pitched roof if you choose to convert to a flat roof.
Unlike sloped roofs flat roofs are susceptible to ponding water.
Is a flat roof going to cause me problems.
If you have a high rise building converting your flat roof to a pitched one may not be applicable.
Advantages to pitched roofs over flat roofs.
Pitched roofs look very out of.
It s all in what you want from your roof.
A pitched roof is more expensive.
It is a significant renovation if you are converting from flat to pitched.
Whether you re building a home from scratch or replacing your roof with a brand new design the first you ll need to weigh up the pros and cons of both flat roof and pitched roofs.
This is the basis for calculating the angle which is approximately a 1 19 degree slope.
Flat roofing systems come with benefits and drawbacks.
According to improve net s online roofing calculator a flat roof is significantly cheaper than a pitched roof.