After that use a piece of lumbar strapping to keep the plywood in place until you can get a roofing repair expert to fix it.
How to fix sagging roof rafters.
If that s what you re dealing with regarding your home take these steps to ensure your rafter or truss gets fixed properly.
That s how to fix a sagging roof.
This can be a serious problem in future if not treated at the right time.
How to fix sagging roof trusses or rafters.
In many cases you ll need to fix sagging trusses or rafters to repair your roof.
Sagging rafters can be a serious and deadly in some cases problem in your roofing system.
If you find your roof is sagging or a slight dip is visible then you are probably a victim of sagging roof rafters.
This article describes a diy repair project using a site built spreader to straighten sagged roof rafters and decking.
You ll need a steel l channel to get your rafter or truss back into shape.
If you notice that there is a visible dip in your roof chances are you have a problem with one or several rafters and you may soon be facing more issues like water leaks bowed out walls or your roof caving in on you.
Sagging rafters can lead to serious problems with the entire roofing system.
Roof rafter decking sagging.
Next place your piece of plywood and styrofoam foam side up against the damaged roof decking.
If your rafters are still sagging a bit and it is causing your roof to dish out a little in the center of the roof sides add a 2x4 that goes all the way across the rafters in the center of the length of the rafters.
Although repairing sagging rafters is not difficult you will need to have some access to get the job done so if you are struggling to get easy access that could be a problem and you may need to get professional assistance.
Rafters support the weight of the roof and any rain or snow that falls on it.
Sagging rafters can result in water leaking and roof caving which can be very difficult and expensive to rectify.
Sagging rafters may be the result of numerous heavy snowfalls or inadequate ceiling joists.
Ceiling joists are placed at the ends of the rafters to keep the rafters from spreading out and sagging.
Push up on the plywood until the foam is touching the underside of the roof decking.
Realignment of the rafters may solve the sagging problem.