FAQ: Why Is My Vinyl Siding Warping?

FAQ: Why Is My Vinyl Siding Warping?

Can you fix warped vinyl siding?

There is no easy fix for warped siding other than replacing the sections entirely – it just can ‘t be returned to its original shape. You can choose a new type of vinyl siding, but pick one with a lighter exterior paint color so that it will not absorb light easily.

How do you fix buckled vinyl siding?

Unfortunately most vinyl siding cannot be fixed once it buckles. Buckled or warped vinyl siding will hold the that shape forever in most cases. To fix the problem the damaged pieces must be removed and replaced.

How do you stop vinyl siding from warping?

Exterior Prestige 40 Window Film to the Rescue The best way to minimize the reflectivity associated with Low-E windows is to install a window film covering on the outside of the windows, 3MTM Exterior Prestige 40 window film. Vinyl siding begins to warp or melt at 160 degrees, and dark surfaces absorb even more heat.

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Why is my siding bowed?

Usually, the siding was nailed too tightly. Vinyl siding expands significantly as it’s heated. That’s why it has oval-shaped nailing slots that allow it to slide back and forth under the nailhead. Nail it too tightly and you prevent this movement—and cause buckling.

At what temperature will vinyl siding warp?

Typically, most vinyl siding products will start to melt and warp when they reach 160 to 165 degrees Fahrenheit. On darker colored siding, temperatures have been recorded of nearly 220° F in the area where reflected light is hitting.

Will painting vinyl siding cause it to warp?

Vinyl siding warp is an eyesore that is often caused by uninformed maintenance decisions. Painting vinyl siding with a paint color that is a darker shade than the manufacturer’s original coat can lead to vinyl siding warp.

Does dark vinyl siding warp?

Warping is more common with darker vinyl or paint colors because they absorb more heat than lighter colors. If there is an especially cold winter, the siding can contract and warp even more. You can reduce the chance of warping by choosing a lighter color for your vinyl siding.

How much does it cost to replace vinyl siding on a house?

Labor costs will vary depending on the size and shape of your house. Vinyl siding installation on a 2,000-square-foot house with a plain, rectangular shape and no eaves or turrets will run you about $10,000. If your house does have bends and curves, budget an extra $500.

Does homeowners cover melted siding?

While your homeowners insurance replaces siding damage from specific types of losses, it only covers the parts of your home that are damaged — which can be a bigger deal than you’d think. Sure, wind is a covered loss and your homeowners policy will help pay to replace the siding that’s damaged or missing.

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How long does vinyl siding last?

To put it simply, vinyl siding lasts a long time. Depending on the quality of the materials and the experience of the contractor that installs it, it can last about 60 years. And with some minimal maintenance on occasion, your vinyl siding can last even longer than that.

What happens if vinyl siding is nailed to tight?

If the siding is nailed onto the house too tightly, it will begin to warp or distort. Unfortunately, the buckling won’t correct itself and will have to be replaced. If you’re having siding installed, grab a piece of it and make sure you can move it about a half an inch side to side.

How long does siding last?

Siding Warranty Duration by Type

Type Durability Maintenance
Vinyl 20 to 40 years Low
Aluminum / Steel 30 to 50 years Moderate
Wood (Cedar) 15 to 40 years High
Fiber Cement 25 to 40 years Moderate


Is warped siding bad?

When left unfixed, warp siding can cause significant structural issues. It can easily lead to mold and vermin infestation. One problem with warped siding is it can go unnoticed for quite some time to the untrained eye. However, it becomes incredibly noticeable as the problem gets worse.

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