New Shingle Roof Looks Wavy

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New shingle roof looks wavy.

Having wet or poorly placed felt paper under your shingles can cause your roof to be wavy. Underlayment is what we call the product placed between the decking and and the shingles. It is not uncommon for a new roof to look a bit wavy until this permanent seal is created. This type of roof wave is usually only seen after a new installation.

A new roof will be required after stripping both layers of shingles to achieve a quality flat look. Curling shingles the main culprit of wavy shingles is inadequate ventilation which i discussed here. This is normally not a problem unless you experience windy conditions that can catch the shingles. 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.

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. I m fishy about the explaination. A wavy roof is rather alarming and unfortunately there are. Damaged decking could also cause a wavy look to shingles.

The contractor insisted that it is upto code and it is caused by the framing and the felt 30 lb. When referring to asphalt shingles felt paper is what is typically used in this application. I just have my old roof removed and new roof installed by a contractor but the new roof looks wavy. New installed shingle roof wavy.

Poor framing practice is one of the more common reasons for roof waviness. There was an issue with the felt paper before the shingles of a roof are put down felt paper is laid down first. This is a bad move a roofing company should not lay new roofing shingles over shingles that are wavy. Contact us online or get in touch over the phone 614 254 5489 today to find out your options.

When some of the crowns are up and some are down then the roof has a wavy look but it is still structurally sound. 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. The problem is not the. The carpenter may have failed to put all of the crowns up on site framed roofs.

Inspect the plywood from the attic and look for cracks sagging or rotting. If the felt paper was bubbly or wet when it was applied then it will cause the roof to look wavy. Causes of a wavy roof. 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.

What makes a roof go all wavy. Applying a temporary adhesive will do the trick.