vinyl seawall, Vinyl Seawalls: A Detailed Guide

Vinyl Seawalls: A Detailed Guide

Vinyl seawalls are gaining popularity and are an excellent option for homeowners looking to invest in a long-lasting, cost-effective barrier. However, many people aren’t sure what they are or how they work. To help you get up to speed, here’s a detailed guide on vinyl seawalls.

What Is a Vinyl Seawall?

A vinyl seawall is a type of wall built on the shoreline that prevents erosion and protects homes from flooding.

Polyvinyl chloride (PVC) is the main component in vinyl seawall construction. You can also find this material in other everyday items such as pipes and siding. Homeowners who install these walls safeguard their waterfront property from erosion and flooding—a good investment for many people living along waterfronts or riversides.

Vinyl is a synthetic polymer resistant to corrosion and damage from saltwater. Due to its durability and low maintenance nature, vinyl seawalls have become the preferred choice for many homeowners in Florida. They come in many colors, so you can match them with the rest of your property’s exterior design. Today there are many different types of vinyl seawall available on the market, each with its unique features and benefits.

Vinyl Seawall Components

Vinyl seawalls are reinforced plastic and come in various colors, styles, and textures. They can be installed on flat surfaces or sloped landings as well as around docks and boat lifts—making them an attractive option for those wanting to add value to their property. Vinyl seawalls have several components installed and sealed together to create a solid barrier against water.

Vinyl Sheet Piling

The base layer of the wall consists of a series of vinyl sheets stacked on top of each other and driven into the ground to create a solid foundation for the rest of your seawall. The piling should be driven at least 3 feet below the surface and capped with a concrete base to prevent water from seeping in. It comes in rolls that are easily cut into shorter pieces with a saw or shears if you need to make adjustments to fit your project’s specifications or budget.


Tiebacks are long steel bars that run perpendicular to the wall and are used to reinforce during construction. This helps prevent cracks or gaps from forming along the edge of your wall and keeps it structurally sound and safe from erosion.

Tiebacks also help reinforce the base of your seawall. You can do this by placing them directly in front of the wall at an angle and attaching them to the ground or other objects that surround it. This will prevent erosion from occurring below this point, as well as keep your wall standing strong.

Retaining Walls

Retaining walls help maintain soil from slumping or eroding from your property. You can install them in many different ways depending on the size and shape of your property, but they’re typically installed along the outer edges of your land so that it doesn’t fall into the ocean.

Vinyl Caps

The caps are installed over the top of each panel to create a smooth finish. They also serve as a waterproof barrier that prevents moisture from getting inside the wall and causing damage. These caps come in different shapes and sizes depending on how much weight they need to hold against and the level of saltwater erosion they need to withstand.

Vinyl Bulkhead

Bulkheads are walls that stand perpendicular to the shoreline; they help prevent the water from eroding the coastline. They are installed between each row of piling and serve as primary containment features for most types of debris and contaminants that may enter your property during storm events or floods. Bulkheads can also act as foundations for structures like docks or decks.

Drainage Systems

Drainage systems are used along with bulkheads to prevent flooding during high tide events by directing excess water away from your building foundation and into the ocean. They are essential to a stormwater management system as they help prevent groundwater from seeping into the building’s foundation.

Are Vinyl Seawalls Good?

Absolutely! Vinyl seawalls are durable, low maintenance, and cost-effective. They are an excellent choice for homeowners who want a seawall that will last for years without requiring an enormous initial investment or frequent seawall repairs.

Vinyl seawalls can withstand heavy rains, flooding, and high tides without any damage or deterioration to the structure of your home or property. They’re also aesthetically pleasing, giving your home or property a clean and polished look that will enhance its curb appeal.

In addition, vinyl material offers more flexibility than other materials such as concrete seawalls, which require more work when it comes time to repair them after inclement weather damages them beyond repairable levels.

A vinyl seawall is a wise investment, not just in terms of the cost but also in the time it takes to install. This is the best option for your home or property if you’re looking for a long-lasting product that will provide durability and longevity.

How Much Does A Vinyl Seawall Cost?

Many different factors can affect the cost of a vinyl seawall. These include:

  • The size and length of your property: The larger the property, the more building materials and labor you need.
  • Where you live: The cost of living in different parts of the country can vary greatly, so it’s essential to consider what your local area charges for these services.
  • The type of material used: There are many types of vinyl seawalls available on the market today, all with different durability and weather resistance levels.
  • Whether or not you add additional features like lighting, benches, and railings: Additional features can increase the price of your project. However, they can also make your seawall look more appealing and functional.
  • The soil condition: The soil type in your yard can significantly impact how easy it is to install a vinyl seawall. If you have hard clay or rocky soil, then this could make the project more expensive because it will require more digging and labor.
  • The complexity of the installation process: Some types of seawalls are more complicated to install than others. For example, if you want a curved vinyl seawall that follows the contour of your yard, then this may be more difficult and expensive to install than a straight one.

How Long Do Vinyl Seawalls Last?

A vinyl seawall’s lifespan depends upon the materials’ quality and maintenance. They can last decades with low maintenance costs and minimal repairs. Vinyl is a robust and flexible material that can withstand a harsh marine environment while maintaining its structural integrity over time. Your seawall should last many years without needing replacement or repair.

If you are an owner of a waterfront home or business subject to the elements, vinyl seawalls can save you money both now and in the future. It is important to note that while vinyl is a great option, it’s not the only one. There are many seawalls, such as riprap and concrete, each with its benefits and drawbacks. It is always best to consult with a marine contractor before deciding what type of seawall material to use.

What Is The Best Material For A Seawall?

The best material for a seawall depends on your budget, the location, and the type of seawall you want to build. A few things to consider are wave height, proximity to the water, and what kind of waves you get in your area. If you have high waves that could damage your home or business building, concrete or vinyl are great options as they are more durable than most other materials. Vinyl seawalls are an excellent choice for those with lower wave heights who want to save money.

Considering a vinyl seawall?  The team at Decks & Docks can answer any additional questions about the type of seawall best suited for your property. Stop by one of our many locations or contact us today to get everything you need for your next project.