How Long Vinyl Siding Lasts (& How to Make It Last Longer)

December 6, 2024
Title card with Roof Maxx logo and title "How Long Vinyl Siding Lasts (& How to Make It Last Longer)" on transparent green overlay on a background image of condos with vinyl siding

Vinyl siding is a popular and durable exterior cladding material made from polyvinyl chloride (PVC) resin. Known for its versatility, affordability, and low maintenance, it is a favorite choice for residential homes.

Vinyl is a durable and low-maintenance choice for home exteriors, but its longevity depends on factors such as proper installation, weather exposure, and routine care. When installed correctly and cleaned periodically to remove dirt and debris, vinyl siding can last 20–40 years or more. 

Maximizing the lifespan of vinyl siding lets you save more money for your home improvement budget and keep your home looking its best for years to come. Being proactive about maintenance can help it withstand the elements and maintain its appearance. You’ll also want to make sure you keep your roof shingles in good condition, since this can help save your siding from water damage over time.

From routine cleaning to preventing damage, a few simple steps will ensure your siding stays strong, functional, and attractive for as long as possible. Here’s what you need to do.

Vinyl siding on typical home

How Long Vinyl Siding Typically Lasts

Vinyl siding typically lasts 20–40 years. However, the exact length of time your vinyl siding will last depends on its quality and a few environmental factors. We’ll get to those in a moment—but first, let’s make sure you know how to recognize the signs that your vinyl siding is getting older.

Signs of Aging Vinyl Siding

Aging vinyl siding normally shows one or more of the following signs:

Fading or Discoloration

One of the most apparent signs of aging is fading. Exposure to sunlight and weather elements can cause your vinyl siding to lose its color and sheen over the years.

Warping or Buckling from Heat or Moisture

This can occur from extreme temperature changes and is a clear indication that the siding has lost its integrity.

Cracking or Brittle Siding Due to Age or Impact

Temperature fluctuations, impact from hail and/or debris, improper installation and poor quality vinyl siding can start cracking. This should be addressed immediately, as water can infiltrate and damage the insulation, sheathing and even walls!

Key Factors That Impact Vinyl Siding Longevity

Here’s a quick list of the factors that can impact how long your vinyl siding lasts:

Weather Exposure

Extreme temperatures, especially high heat from prolonged sun exposure can cause the material to warp and or melt. UV rays can actually break down the vinyl’s molecular structure, which leads to susceptibility to further damage.

Installation Quality

Vinyl siding must be installed with room for it to expand and contract. Failing to do so can cause it to warp or buckle under temperature changes. Poor installation can compromise the siding’s function and aesthetics.

Material Quality

The thickness of the material is a key indicator of durability and quality. Higher quality material is more resistant to common issues like cracking, fading warping and thermal expansion. Overall, a higher quality material will result in longer-lasting siding and a better looking exterior on your home!

Maintenance

Basic and periodic maintenance, like cleaning with mild soap and water helps prevent mold growth and dirt buildup. Mold and mildew are often caused by damp conditions, or when water is able to run off your roof and down your siding instead of through your drainage system.

Related: Do You Need Rain Gutters On Your House?

During cleaning, carefully check for any signs of damage like cracks, dents, or loose panels, and address repairs promptly. Common repairs include replacing damaged panels and caulk sealing; these minor repairs can be done DIY, but some more complex damage or structural issues might require help from a professional.

How to Make Vinyl Siding Last Longer

There are several things you can do to help your vinyl siding last as long as possible. These include:

Regular Cleaning & Inspection:

  • Avoid any harsh detergents and chemicals, and use a soft bristle brush or sponge with mild soap and water to remove dirt, grime, and pollutants.
  • Make sure to inspect the siding right after storms and harsh weather, like hail and heat waves to make note of any changes or damage that may need addressing.

Protecting from Harsh Weather:

  • Some easy ways to protect against the sun are to have trees that cover the sun’s rays against the siding. You can also protect your home by adding a protective barrier behind the vinyl siding, this prevents any water and air from leaking past the siding.
  • If you live in an area with constant harsh weather it’s important to consider installing storm shutters.

Repainting or Resurfacing:

If your vinyl siding is fading but isn’t damaged and doesn’t need to be replaced, you can opt for giving it a coat of paint to bring it back to life—just make sure to use vinyl-safe paint!

Large home with new vinyl siding

Upgrading or Replacing Old Vinyl Siding

Nothing lasts forever—and even vinyl siding that you take good care of will eventually need to be replaced. Below, we’ll show you the benefits of upgrading your siding and how you can tell it’s time.

When to Consider Replacement

Some signs that it’s time to replace your vinyl siding are:

  • Extensive warping/bulging
  • Excessive mold, moss, mildew, and fungus growing on your siding
  • Dry rot underneath the surface of your siding
  • Siding that gives in when you apply pressure to it

Benefits of Newer Vinyl Siding

Newer vinyl siding models are designed to be tougher, easier to maintain, and more energy-efficient than ever. They’re built to handle impacts, weather, and temperature changes better, so you don’t have to worry about constant repairs.

Many modern options also come with insulation built right in—this helps your home stay cooler in the summer and warmer in the winter, all while cutting down on energy bills. Plus, they help keep things quieter inside!

With UV-resistant colors that won’t fade over time, a vinyl siding upgrade can also keep your home looking fresh and vibrant for years. And since manufacturers typically offer warranties, you’ll be able to enjoy peace of mind knowing your new purchase is protected for years.

Upgrading Roofing with Siding for Better Home Protection

While you’re taking steps to keep your siding in great shape, don’t forget about your roof! If you have asphalt shingles, Roof Maxx can be a game-changer. It’s an easy, eco-friendly treatment that can add up to 15 years to your roof’s life by restoring its flexibility and durability.

Pairing Roof Maxx with your siding maintenance is a smart way to reduce overall upkeep costs, while ensuring that both your roof and siding protect your home for years to come. Roof Maxx can cost up to 80% less than the cost of a full roof replacement, while rejuvenating your shingles so they can continue to weather the elements.

Related: 7 Energy-Efficient Home Improvements That Will Save Money

Keep the Sides (and Top) of Your Home Protected

Vinyl siding is a durable and low-maintenance option that, with proper care and maintenance, can last for several decades. Simple steps like regular cleaning and addressing small issues early can go a long way in keeping your siding looking great and functioning well over the years. By adopting these practices, you can protect your investment and maintain the beauty and integrity of your home’s exterior.

Taking care of both your siding and roof is essential for long-term durability and savings. Proper maintenance helps extend the life of your home’s exterior, ensuring it remains strong, efficient, and attractive for years to come. To learn more about how Roof Maxx can help, connect with your nearest dealer today.

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Picture of Catiria Oliver
Catiria Oliver
Cat is Roof Maxx's Marketing Specialist that loves the idea that you can learn about anything and everything on the internet. She excited to help homeowners make better decisions for their home, pocket and the environment.

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