Use your string line to determine how much the roof need to go up.
Garage roof sag.
If the framing is.
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.
Rotten or saturated sheathing can also cause roof lines to sag.
Sagging rafters can lead to serious problems with the entire roofing system.
A sagging garage roof repair isn t an overwhelming task but it is best to get the job done before it becomes a major roof replacement.
Some problems relating to a sagging roof line should definitely be evaluated by a professional in the roofing industry.
This is the easiest problem to repair.
Safeway carpentry and doors has a great deal of experience in repairing and replacing garage roofs garage siding garage door openers garage doors and the concrete in and around a garage.
In some cases roof sagging problems are not caused by framing issues.
When rain water comes through your roof s shingles the plywood will wrap rot or weaken and this will make the roof look like it is sagging between its rafters.
Why roofs sag as mentioned roofs sag because there s too much weight or load for the existing structure.
Try to rope in a friend or two as the beams can be heavy and try to plan your renovation project for a sunny weekend.
A sagging garage roof a leaning garage or a garage in need of straightening can lead to other problems.