New Shingle Roof Looks Wavy

This is a bad move a roofing company should not lay new roofing shingles over shingles that are wavy.

New shingle roof looks wavy.

For complete roofing services including new installation replacement and emergency roofing services you can trust the specialists at apco to provide. Damaged decking could also cause a wavy look to shingles. When referring to asphalt shingles felt paper is what is typically used in this application. Poor framing practice is one of the more common reasons for roof waviness.

Shingles not sealing most asphalt shingles have an adhesive strip. What makes a roof go all wavy. This type of roof wave is usually only seen after a new installation. Having wet or poorly placed felt paper under your shingles can cause your roof to be wavy.

The contractor insisted that it is upto code and it is caused by the framing and the felt 30 lb. 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. It is not uncommon for a new roof to look a bit wavy until this permanent seal is created. When some of the crowns are up and some are down then the roof has a wavy look but it is still structurally sound.

Causes of a wavy roof. The following are some of the more common causes for a wavy roof. Curling shingles the main culprit of wavy shingles is inadequate ventilation which i discussed here. Underlayment is what we call the product placed between the decking and and the shingles.

If the felt paper was bubbly or wet when it was applied then it will cause the roof to look wavy. Contact us online or get in touch over the phone 614 254 5489 today to find out your options. These buckling shingles are usually noticed in a straight line pattern or across the roof in ripples that look like they have air bubbles stuck under them. When heated by the sun the strip will cause the shingles to lay down and bond together.

There was an issue with the felt paper before the shingles of a roof are put down felt paper is laid down first. Inspect the plywood from the attic and look for cracks sagging or rotting. I just have my old roof removed and new roof installed by a contractor but the new roof looks wavy. I m fishy about the explaination.

Applying a temporary adhesive will do the trick. Those ripples bumps can be pressed down easily which suggests that there is space between the shingle and decking i e shingles are not properly supported by the decking where there are ripples. New installed shingle roof wavy. The carpenter may have failed to put all of the crowns up on site framed roofs.

The problem is not the. This is normally not a problem unless you experience windy conditions that can catch the shingles.