Having wet or poorly placed felt paper under your shingles can cause your roof to be wavy.
New roof looks wavy.
When heated by the sun the strip will cause the.
To avoid having a wavy roof use a licensed roofer and not just a general contractor.
When some of the crowns are up and some are down then the roof has a wavy look but it is still structurally sound.
The problem is not the.
If you have recently had a roof installed and it has started to look wavy there are the possibilities.
This is your number one best case scenario and also the most common because the paper should flatten out completely within a few weeks.
Expert roof installation is required to keep things like this from happening.
This type of roof wave is usually only seen after a new installation.
However some areas allow.
New installed shingle roof wavy i just have my old roof removed and new roof installed by a contractor but the new roof looks wavy.
The carpenter may have failed to put all of the crowns up on site framed roofs.
Shingles not sealing most asphalt shingles have an adhesive strip.
Chapman construction would be happy to offer a second.
Rather rely on a local roofing contractor for professional help.
When someone walks on the roof the panels deform and have no internal strength to return to their old level which is why the roof looks wavy after the roofers finished.
Thankfully this is usually corrected with a little time and heat.
The contractor told me it s because it s winter now and the shingles are shrunk and they will flat when temperature gets quite warm.
If the material was damp if the day was humid or if the paper bubbled up a bit then it can produce a wavy appearance on your new roof.
Ultimately there is no single answer for why a roof may look wavy but could be a combination of factors.
Potentially it could be caused if the shingles were not properly aligned or not nailed fully.
A layer of felt paper acts as a base and goes down before the shingles for every installation.
Multilayer roofs it is always better to tear off your old roof and install a new one.
If the material was damp if the day was humid or the paper bubbled a bit if could produce a wavy appearance on your new roof.
Poor framing practice is one of the more common reasons for roof waviness.
Shingle roof specialist on why it looks wavy 1.