Fixing Sagging Roof Trusses

Roof sag sagging roof rafter repair site built rafter spreader mid span rafter ties smooth wavy roof.

Fixing sagging roof trusses.

Our roof sags a little between the trusses near the peak on the west facing side of the house. Here s another view of the same roof shown at the top of the page and you can see that the sagging extends over a large area. Your truss sizes may vary. One will be placed on either of the flat sides of the truss.

Sagging rafters can be a serious and deadly in some cases problem in your roofing system. In many cases you ll need to fix sagging trusses or rafters to repair your roof. At the chimney the homeowner designed an inverted truss to straighten the sagged rafters. With the inverted hinged truss in place a vertical wedge can be used to bend the sagged rafter upwards.

However most trusses are either 4 or 6 inches. If you find your roof is sagging or a slight dip is visible then you are probably a victim of sagging roof rafters. In this case the problem was due to a combination of poor attic ventilation and two bathrooms with vent fans dumping moist air into the attic. This can be a serious problem in future if not treated at the right time.

You ll need a steel l channel to get your rafter or truss back into shape. If that s what you re dealing with regarding your home take these steps to ensure your rafter or truss gets fixed properly. Sagging roof between trusses. How to fix sagging roof trusses or rafters.

Step 1 cut two 2 by 4s or 2 by 6s to serve as truss patches. If you have just stepped outside your house and realized that your roof is no longer straight this could signal a problem. 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. You can expect to repair sagging trusses in two to four hours depending on the size and scope of the project.

Fixing a sagging roof as soon as you spot it is very important otherwise you could find that the problem will only worsen over time and in the end you may need to have the entire roof replaced which could be extremely costly not to mention a lot of hassle. Sagging rafters can lead to serious problems with the entire roofing system.