Step 1 the first step is to the basement first.
Fix a bowing roof.
All the sides should be 4inch long with the whole piece at least two feet long.
You can do this by guarding it using an angle iron piece.
Determine the extent of damage.
But if your ceiling sags more than 3 4 in use 2x2s screw the 1x3s to the truss framing with 2 1 2 in.
Next install and tape and finish new 5 8 in.
Then existing or new shingles can be replaced.
How to straighten sagging roof rafters.
If your roof is sagging wavy or bowing there are six important things in the attic to check from a structural standpoint.
Solutions to roof buckling by removing the affected shingles the wrinkled tar paper can be repaired by cutting and reattaching it so that it is flat.
To stop the rafters from bending again you need to guard it with an angle iron piece.
This is intended to form an added protective layer helping to avoid any cracks occurring in the wood.
Glue a piece of 1 rigid styrofoam to the plywood.
You should obtain a piece that measures 1 2 with sides that measure 4 in length and an overall length of the entire piece being a minimum of 2 feet.
Check the ceiling for sagging by attaching a string on one end of the beam and run it along the bottom edge of the beam.
If you can see a dip curve or swag on the peak when standing in the street your roof has a problem.
What causes a sagging roof line.
The first step is to find out how many rafters are sagging and if anything else is damaged.
Drill holes in angle iron.
Use 1x3s rather than 1x2s because it makes the drywall easier to hang.
Centers shown in figure a.
Driving nails into it might make it worse place.
Excess moisture must be allowed to exit the roofing system.
Straighten out your old house s sagging roof and get rid of those cracks in the wall with these easy to follow steps.
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.
However you can create a temporary solution by following the steps below.
Add the 1 by furring strips on 16 in.
The free ends of the expander are bolted below mid span on a pair of sagged opposing rafters.
The piece should be inch.
This will act as an extra layer of protection and will avoid cracks in the wood.
The expanding roof stretcher used to push out the sag in the roof frame is mounted in place between a rafter pair.
Roof lines should be arrow straight.
You may find that.
Although we generally think of our roofs as one of the major components of our home that keeps us dry we also need to think of them as a key structural component.