If you can get at the underside of the roof from the attic you can install 2x4 blocking to push the plywood up where it is dipping to help straighten it out.
Fixing waves in roof.
In some instances you could also end up with a water leak in the roof which does compromise the structure and integrity of your roof.
This is a bad move a roofing.
Ripples or waves on the roof surface are a sure sign that the shingles or decking has probably buckled.
Force the mold away from the roofing a few inches at a time then lift off the entire piece in one section.
A structurally sound houston roof will protect your house and possessions from rainwater or melting snow that has accumulated during the winter months.
The waviness generally does not cause a roof to leak but it may be architecturally unsightly or occasionally can indicate a problem.
Causes of a wavy roof.
When some of the crowns are up and some are.
Causes of a wavy roof.
These would include your roof s age the temperature and weather conditions and the overall roof condition.
First layer of shingles were wavy and the roofer laid directly over the existing layer.
Starting at one corner of the roof wedge a pry bar into the narrow space at the top of the shingle mold the thin wooden strip that sits just below the shingles.
You will need a professional roofing contractor to do a thorough inspection and advise you if you should repair or replace your roof.
Damaged decking could also cause a.
In some instances the shingles will seemingly fix themselves almost like magic.
Any amount of decking damage can result in a pronounced wave so the problem could be tiny but in most cases bad or rotted decking is going to mean extensive roof service and potentially roof replacement.
The carpenter may have failed to put all of the crowns up on site framed roofs.
The felt paper used on the decking was potentially wet or bubbly when laid down.
Hold onto the old shingle mold if it looks to be in good shape.
A roof should look smooth if it is in good condition.
Thankfully this is something that can.
Here are some common causes.
I e the original roof was a light wood shingle roof and the new replacement roof is a concrete tile roof weighing 5 or 10 times more than the original roof.
Other times it will require costly repairs to correct the issue.
Poor framing practice is one of the more common reasons for roof waviness.