The simplest way to replace the flat garage roof with a pitched roof is to use prefabricated roof trusses.
Replace garage flat roof with pitched.
Either way your home s existing design may interfere or affect the changes you can make.
If it is determined that your building can support a pitched roof the next step will be the removal of all of your roofing materials and the main roofing structure.
Afterward flip the next topmost piece upward.
The flat roof typifies modern and contemporary architecture however a flat roof is prone to leak.
Depending on why you want to replaces your roof also means that you have to comply with different rules.
This should be a straightforward process especially if it is a low pitch roof.
There are a few ways in which you can go about the replacement including.
Converting a flat garage roof to a pitched roof is a relatively simple job for professional roofing contractors.
However this can be quite a costly time consuming job.
Installing a shallow pitched roof over your existing flat roof.
A pitched roof will require new roof trusses and supports.
The slope on a flat roof is too small to shed water and the shallow slope tends to collect leaves and debris that act like dams.
You should put a truss over every second joist.
A flat garage roof has the possibility of collecting or pooling water if not designed and constructed properly as it has no natural drainage.
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.
Adding a trussed style roof.
Whilst a pitched roof will have the obvious added benefit of a slope allowing water and other debris to run off the roof.
Building a new floor and installing the pitched roof above that.
However you will likely need to apply for planning permission as it is not a like for like replacement.
Start by putting a truss at the front end of the garage.
Changing a flat roof to a pitched roof means you will need to have further foundations installed to help support the roof.
Pitched roofs require more manpower and time to install especially when making a major structural conversion.
Measure the width of the garage to know how long you need them to be and count how many joists there are along the length.
You can install a shallow pitched roof over your existing flat roof add a trussed ranch style roof to convert to cathedral walls or even build a new floor and install the pitched roof above that.
Align the bottom so its parallel to the bottom length of the roof.