Do You Put Plastic Down Before Pavers? Find Out Now

However, this isn’t recommended, as it can actually cause more harm than good. When plastic is placed under pavers, it can prevent proper drainage, leading to potential water buildup and damage to the paver installation. Additionally, plastic can trap moisture, creating a breeding ground for mold and mildew. Furthermore, without proper drainage, the pavers may shift and become uneven over time. Instead of using plastic, it’s recommended to use a geotextile fabric or a layer of gravel underneath the pavers. These materials allow for proper drainage while still preventing weed growth. It’s also important to properly prepare the base before installing the pavers to ensure a stable and long-lasting installation.

What Product Do You Put Under Pavers?

The use of plastic as an underlayment for pavers is a topic of debate in the construction industry. Some professionals argue that plastic can help prevent weed growth and provide a stable base for the pavers. Others, however, argue that plastic can trap moisture and lead to drainage problems.

Instead of using plastic, many experts recommend using materials such as mortar, sand, bituminous material, or pedestals as a base for pavers. These materials not only provide a stable foundation but also allow for proper drainage.

When deciding whether to lay pavers on sand or mortar, several factors should be considered. The mortar set method is the most popular choice and is typically used in pedestrian or vehicular areas where a rigid system is required. This method involves applying a layer of mortar to the prepared base, then setting the pavers in the mortar and filling the joints with additional mortar or joint sand.

In this method, a layer of sand is leveled and compacted, and then the pavers are laid directly on top. The joints between the pavers are filled with sand, which allows for some movement and flexibility.

Ultimately, the choice between sand or mortar will depend on the specific project requirements, the desired aesthetic, and the expected usage of the area. It’s important to consult with a professional to determine the best method for your particular situation.

The Effects of Plastic on Drainage and Moisture Buildup in Paver Installations

  • Water accumulation
  • Poor drainage
  • Inadequate moisture evaporation
  • Increased risk of mold and mildew growth
  • Damage to pavers and base materials
  • Reduced lifespan of the installation
  • Environmental pollution
  • Negative impact on plant health in surrounding areas
  • Risk of slippery surfaces
  • Difficulty in maintaining proper water balance

This pipe will serve as a guide to ensure that the sand bedding is level and even throughout the area where the pavers will be laid. Once the sand bedding is in place, the pavers can be set onto it, starting from one corner and working your way across the area.

What Do You Lay Down Before Pavers?

The PVC pipe acts as a guide for maintaining a consistent level while laying the pavers. It ensures that the pavers are laid evenly and prevents any sinking or shifting over time. Once the PVC pipes are in place, a layer of geotextile fabric is laid over the entire area. This fabric acts as a barrier between the base material and the pavers.

The geotextile fabric helps to prevent the growth of weeds and vegetation, as well as providing additional stability and support to the pavers. It also helps to prevent the base material from mixing with the bedding sand and causing an uneven surface. The fabric is laid in overlapping sections, ensuring complete coverage over the entire area.

After the geotextile fabric is laid down, a layer of coarse-grained sand is spread evenly over the entire area. This sand acts as a leveling layer and provides a stable base for the pavers. The sand is carefully screeded and compacted to ensure a level surface.

Finally, the pavers are laid on top of the sand bedding, starting from one corner and working outwards. Each paver is carefully placed and tapped into position with a rubber mallet or a plate compactor. The pavers are laid in a pattern of your choice, ensuring a tight fit and clean lines.

Overall, laying down plastic or geotextile fabric before laying pavers helps to create a stable and durable surface. It helps to prevent weed growth, erosion, and shifting of the pavers. It’s an essential step in the paver installation process to ensure a long-lasting and visually appealing result.

Different Types of Base Material Options for Paver Installation

  • Concrete base: Provides a strong and stable foundation for pavers.
  • Crushed stone base: Allows for proper drainage and prevents shifting of pavers.
  • Sand base: Provides a smooth and level surface for paver installation.
  • Gravel base: Offers excellent drainage and helps with soil compaction.
  • Asphalt base: Suitable for heavy-duty applications and high-traffic areas.
  • Geotextile fabric base: Used to stabilize the soil and prevent weed growth.
  • Rubber base: Environmentally friendly option that offers cushioning and flexibility.

Source: 10-Step Guide to Installing Pavers

By creating a solid and stable foundation, you can ensure the longevity and durability of your paver installation. Adding a layer of gravel on top of the dirt will provide the necessary support and proper drainage for your pavers. But is there anything else you should consider including beneath your pavers? Let’s explore some options to enhance the stability and performance of your paved surface.

Should I Put Anything Under My Pavers?

Should I put anything under my pavers? The principle to remember is this: your pavers are only as stable as the base theyre sitting on. Thats why youll need to lay a substantial gravel base on top of your dirt. The gravel base provides a solid foundation that prevents shifting and settling over time, ensuring that your pavers stay in place.

But what about using plastic under the pavers? In some cases, it may be beneficial to use a layer of landscape fabric or geotextile under the gravel base. This can help prevent weed growth and keep the base materials separate from the underlying soil.

When installing the fabric, make sure to leave some excess around the edges. This will allow you to fold it back over the gravel base to create a barrier between the base and the sand layer that goes on top. The sand layer provides a smooth and level surface for laying the pavers, and the fabric helps to keep the sand in place.

When it comes to laying pavers, installing them directly on soil is generally not recommended. However, there are alternative options for indoor and outdoor installations. Indoors, pavers can be laid over wood, concrete, or asphalt as long as the subfloor meets specific requirements. Outdoors, pavers can be installed over concrete, asphalt, or crushed stone. It’s important to ensure the subfloor is dry, clean, smooth, level, and structurally sound for successful installation.

Can I Lay Pavers Directly on Soil?

Laying pavers directly on soil isn’t recommended, as it can lead to instability and unevenness over time. However, there are certain scenarios where it may be acceptable to install these pavers over other materials. For indoor applications, pavers can be laid over wood, concrete, or asphalt. This allows for greater versatility and flexibility when it comes to design options.

If you choose to install pavers indoors, it’s crucial to ensure that the subfloor meets specific requirements. The subfloor should be dry, clean, smooth, level, and structurally sound. Any imperfections or irregularities in the subfloor can affect the final result and lead to problems down the line. Thus, it’s necessary to thoroughly prepare the subfloor before proceeding with the paver installation.

Outdoor applications also provide options for paver installation on different surfaces. Installing pavers over these materials helps create a stable foundation and prevents shifting or settling of the pavers over time. This is especially important in areas with heavy foot traffic or vehicles.

Regardless of the location, it’s essential to consider proper drainage when installing pavers. Ensuring that water can flow freely and efficiently away from the paver surface is crucial to maintaining the integrity of the installation. This can be achieved through proper grading and the use of permeable pavers or drainage systems.

The Benefits and Drawbacks of Using Different Materials as a Base for Outdoor Paver Installation

  • Concrete:
    • Benefits:
    • Durable and long-lasting
    • Can be customized in color, shape, and size
    • Provides a stable and level surface for outdoor areas
  • Drawbacks:
    • May crack or shift over time
    • Requires regular maintenance to prevent staining and fading
    • Can be expensive
  • Gravel:
    • Benefits:
    • Allows for better drainage and water infiltration
    • Cost-effective option
    • Easy to install and replace
  • Drawbacks:
    • Not suitable for high-traffic areas
    • Can shift and create uneven surfaces
    • May require periodic re-leveling and maintenance
  • Brick:
    • Benefits:
    • Classic and timeless appearance
    • Durable and resistant to wear
    • Can be easily repaired or replaced
  • Drawbacks:
    • Higher initial cost compared to other materials
    • Requires a stable and level base
    • May fade or become discolored over time
  • Natural stone:
    • Benefits:
    • Unique and natural beauty
    • Durable and long-lasting
    • Provides a slip-resistant surface
  • Drawbacks:
    • Higher cost compared to other materials
    • Requires proper sealing and maintenance
    • Can be difficult to install due to irregular shapes and sizes


Additionally, it can affect the drainage system and cause water to pool underneath the pavers. Instead, it’s best to use a proper base material, such as gravel or sand, to provide stability and promote good drainage. By following this method, you can ensure the longevity and integrity of your paver installation without the need for plastic.

Scroll to Top