How To Repair An Old Sagging Roof

Screw a 2x4 about 12 long.

How to repair an old sagging roof. Being nervous about a sagging roof is understandable. This may be problematic in winter months but allowing the roof to continue to sag can lead to greater problems such as a cave in. You may find that several are in need of straightening and that some of the sheathing must be replaced. Installing new rafters directly alongside the weak or damaged ones is often enough to correct this problem.

If that is the case you need to. The first step is to the basement first. Before you try this method you need to determine whether or not the sheathing that remains is strong. In many cases you ll need to fix sagging trusses or rafters to repair your roof.

Grab a flashlight and head up to your attic to inspect your roof rafters and decking specifically those where your. Most people without any construction experience know that a roof should be flat and not wavy or sagging. Also inspect the metal or plywood gusset plates used where your wood meets on a truss. No matter what the reason when you see a house with a sagging roof it tends to make you nervous even if you don t know precisely why.

Fixing a sagging roof by bolstering the beams replacing sheathing. You will use a hydraulic floor jack to lift a long 2x6 against strategic points along the roof to nudge the roof back into shape. In a stick frame non truss sloped roof these issues usually cause the roof ridge to sag in the middle giving it a swayback look but can also cause one side of the roof to sag. You will need to remove the shingles and the old decking however which means there will be an exposed hole in the roof.

The first step is to find out how many rafters are sagging and if anything else is damaged. However it is important to fix the rafters before doing any other work to the roof. Perhaps the sheathing is the problem with your sagging roof. How to fix sagging roof trusses or rafters.

How to fix a sagging roof line. If that s what you re dealing with regarding your home take these steps to ensure your rafter or truss gets fixed properly. Determining the problem determine where the sag is in your roof in relation to your attic. If the sagging roof is due to rotting or warping roof decking the repair will be much easier.

After your floor is straight it is time to concentrate on the next floor s ceiling.