Glue a piece of 1 rigid styrofoam to the plywood.
Fixing uneven roof trusses.
Drill holes in angle iron to keep the rafter from buckling again you will need to secure it with a piece of 1 2 inch angle iron.
One of the most common causes of roof issues are problems related to the rafters or trusses.
Because driving nails up into the sheathing material will make things worse glue a piece of 1 inch rigid styrofoam to your piece of plywood.
Measure the damaged area between your roof rafters or trusses.
Therefore giving them a good look is critical when addressing sagging bowed or wavy roofs.
These trusses are usually engineered by a structural engineering company to carry a specific roof load.
Cut two pieces of lumber 4 feet long for the first phase of the repair.
As work progresses hanging the roof sag remover tool from one of the new collar ties already in place eases holding it in place for bolting.
The free ends of the expander are bolted below mid span on a pair of sagged opposing rafters.
If a lot of trusses are damaged or one has been significantly modified or cut then consulting a engineer is wise.
Cut each piece of sheathing.
This will give some added strength and take care of any cracks in the wood itself.
Two choices move one side of the trusses to square them up but thats a lot of work considering that you probably braced all the trusses you will need to cut all of the hurricane clips beat the trusses to the new layout than install new clips or.
Driving nails into it might make it worse place the plywood and styrofoam side up against the damaged roof decking.
Each side of the iron should be four inches wide with the entire piece being at least two feet long.
The expanding roof stretcher used to push out the sag in the roof frame is mounted in place between a rafter pair.
After measuring the damaged area between your roof trusses or rafters cut a piece of 1 2 plywood that will cover the area.
By dropping the top chord of a hip truss a framer can can install lay in gable trusses which sit flush with the top chord of the trusses on the opposite side of the hip giving framers an even surface to sheath.
Cut a piece of 1 2 inch plywood that will cover the area.