Sagging or low spots in a flat roof may be due to undersized or weakened roof joists or problems with the buildup layers beneath the exposed roofing.
Garage roof sag.
Some problems relating to a sagging roof line should definitely be evaluated by a professional in the roofing industry.
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.
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.
This is the easiest problem to repair.
Use your string line to determine how much the roof need to go up.
Why roofs sag as mentioned roofs sag because there s too much weight or load for the existing structure.
Follow the simple steps below to effectively repair a garage roof that is sagging.
A sagging garage roof a leaning garage or a garage in need of straightening can lead to other problems.
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.
If the framing is.
Sagging rafters can lead to serious problems with the entire roofing system.
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.
In some cases roof sagging problems are not caused by framing issues.