You should put a truss over every second joist.
Making a flat roof into a pitched roof.
Joist spacing is incredibly important as they need to be adequately spaced to support a pitched roof.
Additional valleys angles and gables can be built into converted roofs as well but adding these elements may affect your project.
You should then inspect the.
A pitched roof will require new roof trusses and supports.
Additionally flat roof systems are less forgiving if errors occur during the installation process.
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.
The process for converting a flat roof into a pitched roof depends on your individual structure and your individual needs there is no one size fits all option.
Removing the old flat roof costs more but creates options for extra space higher ceilings etc.
Step by step guide to a flat roof conversion the flat roof should be removed first including the removal of coverings and roof battens.
Determine the roof span and pitch.
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.
While that s the easiest route it s certainly not your only option.
Start by putting a truss at the front end of the garage.
Install the new material.
Finally the decision to convert has to gain approval from a certified building professional or engineer.
Any poorly installed flat roofing system requires constant upkeep and repair.
Tear off the old materials and apply roof sheathing.
How to make a flat roof have a pitch general steps step 1.
Pitched roofs require more manpower and time to install especially when making a major structural conversion.
As a consequence many people look into converting their low sloped roof to a pitched roof commonly called a roof conversion.
Some will choose to keep their pre existing flat roof on their structure underneath the new pitched roof to save removal costs but others might not be able to consider that option as their building couldn t support the weight of two roofs.