Always contact your local planning authority to be sure.
Pitched roof over flat roof planning permission.
Any alteration to project no more than 150 millimetres from the existing roof plane.
Pitched roof extensions afford a more traditional look and that means they blend in better with the style of many houses.
The change from a flat roof to a pitched roof is a complex renovation project so before you begin work it is important to work out whether you need to apply for planning permission.
Converting your flat roof to a pitched roof does require planning permission as any alteration that is higher than the highest part of the existing roof requires approval.
If you are planning to add a new roof to your home or shed be sure to consider all the available options.
If the new roof covering is going to be different than the old one and this will affect the roof in the event of a fire.
Pros of a pitched roof extension.
Depending on the climate your flat roof will only last between 15 and 30 years if well maintained.
Depending on why you want to replaces your roof also means that you have to comply with different rules.
Pitched roofs come in a variety of styles.
Is planning permission required.
However when carrying out larger structural alterations this may be a little more difficult.
The pros cons of flat vs.
You will have to obtain a planning permission if.
This is a factor that planning departments tend to look on favourably.
A pitched roof is more expensive.
You do not normally need to apply for planning permission to re roof your house or to insert roof lights or skylights as the permitted development rules allow for roof alterations subject to the following limits and conditions.
Flat roofs also don t last as long.
Pitched roof extensions typically cost more simply because they involve more work and take longer to complete.
However you will likely need to apply for planning permission as it is not a like for like replacement.
Not in all cases you need to obtain a planning permission when building a new roof.
A low pitched roof should be easy enough to gain planning permission for.
Converting a flat garage roof to a pitched roof is a relatively simple job for professional roofing contractors.
It is a significant renovation if you are converting from flat to pitched.
However flat roofs require much more aggressive and consistent maintenance than a pitched roof.