Unlike sloped roofs flat roofs are susceptible to ponding water.
Pitched roof over existing flat roof.
Adding a trussed style roof.
Determine the pitch of the roof.
Flat roofing systems come with benefits and drawbacks.
Installing a shallow pitched roof over your existing flat roof.
Measure from one top plate to the other across the roof in the direction that is.
Premade roofing trusses will be easier and take less time than installing a stick built roof.
Consult with your roof trusses manual to find the pre determined pitch of your.
Remove the top several levels to.
Either way your home s existing design may interfere or affect the changes you can make.
This has to happen whether you re just removing the pitched roof or adding another floor with a flat roof.
How to put a pitch on an existing flat roof step 1.
If you have a high rise building converting your flat roof to a pitched one may not be applicable.
There are a few ways in which you can go about the replacement including.
You can tear off the existing roof remove the trusses and strengthen the joists.
How to increase the pitch by building a roof over an existing roof use premade roof trusses.
To get rid of ponding water problems.
There are a few ways to dealing with a pitched roof if you choose to convert to a flat roof.
Determine the span of the roof.
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.