Extruded Polystyrene Foam under Pool

Extruded Polystyrene foam (XPS) is an ideal insulation material for use under pools. XPS provides superior thermal resistance and moisture resistance compared to other types of rigid foam insulations, making it a great choice for this application. It has excellent compressive strength, which helps keep the water away from the pool liner and prevents leakage into the surrounding environment.

In addition, XPS can be easily cut or shaped to fit around any type of pool structure without requiring additional framing or support structures. Furthermore, its light weight makes installation easier than heavier products such as concrete slabs. Finally, its closed cell structure inhibits air infiltration which reduces energy costs associated with heating and cooling water in a swimming pool environment.

Extruded Polystyrene Foam (XPS) is an excellent choice for insulation under a pool. It offers superior thermal performance and can be installed quickly and easily with minimal disruption to the existing area. XPS also resists water absorption, meaning it will stay put even when wet, ensuring your pool stays warm throughout the year.

Its high compressive strength makes it ideal for supporting the weight of heavy loads such as pools, while its low-cost price point makes it an attractive option for anyone looking to save money on their pool installation.

Extruded Polystyrene Foam under Pool Liner

Extruded polystyrene foam is a popular choice for use as an underlayment beneath pool liner, providing cushioning and support. It helps keep the pool floor level and even while also helping to reduce noise levels by absorbing vibrations and sound waves. In addition, extruded polystyrene foam helps protect against dirt, debris, and other contaminants that may be present in the soil around your pool.

The material is light weight yet durable enough to withstand abrasions from rocks or roots that may penetrate your liner over time if not properly protected.

Using Foam Insulation Board under Pool

Foam insulation board is a great way to keep your pool water temperature stable, as well as help reduce energy costs. Installing foam insulation board under the pool will increase its thermal efficiency and create an insulated barrier between the ground and your pool. This layer of insulation helps protect against heat loss, reduces condensation, and decreases noise from the pump.

Additionally, it can also help prevent algae growth and inhibit weed growth. By installing foam insulation board beneath your swimming pool you will be able to enjoy more comfortable temperatures in your backyard oasis all summer long!

Foam Board under Pool Instead of Sand

Foam board is a great substitute for sand when it comes to creating a level foundation under an above ground swimming pool. It helps provide an even surface to ensure the pool won’t lean or shift, and also provides insulation between the cold ground and warmer water. Plus, foam board requires much less maintenance than sand as it does not need to be replaced every season!

Rigid Urethane Foam Sheets for Pool Pads

Rigid urethane foam sheets are great for use as pool pads. These sheets offer superior protection and cushioning, making them ideal for protecting the floor of your pool while providing a comfortable surface to walk on. They are also waterproof, meaning they won’t absorb moisture or become damaged by water.

Additionally, these foam sheets come in a variety of thicknesses so you can choose one that best suits your needs.

What to Put under Pool on Concrete

When installing a pool on concrete, it is important to use an appropriate material between the pool and the concrete surface. The most common materials used for this purpose are foam padding or plastic sheeting, which protect the bottom of the pool from sharp edges on the concrete and reduce noise levels when people are swimming. It is also important to use some form of adhesive or sealant to hold everything in place and prevent water seeping through.

Finally, you may want to consider adding a layer of sand over top of these materials as further protection against any damage that might be caused by shifting ground beneath your pool.

Extruded Polystyrene Foam under Pool

Credit: universalconstructionfoam.com

Can I Put Foam Insulation under My Pool?

Yes, you can put foam insulation under your pool. Here are some benefits of doing so: – More efficient heating: The insulation helps maintain the ideal water temperature for longer periods of time.

– Less evaporation: The insulation prevents heat loss from the surface of the pool and reduces evaporation. – Better soundproofing: Foam acts as a barrier to reduce noise from pumps and filters. Overall, foam insulation is an effective way to improve energy efficiency and comfort in your swimming area.

What is the Best Insulation for under a Pool?

The best insulation for under a pool is: * Closed-cell foam board insulation * Reflective bubble wrap or foil insulation

* Geofoam blocks. Closed-cell foam board insulation provides the highest level of energy efficiency and moisture resistance, while reflective bubble wrap or foil insulation offers good protection against heat transfer. Finally, geofoam blocks provide excellent thermal properties with minimal weight and cost.

Is Extruded Polystyrene Waterproof?

No, extruded polystyrene is not waterproof. It has a low moisture absorption rate but can be prone to water damage over time. Below are some key points about the material:

-It does not absorb liquid, but it will swell when in contact with water for long periods of time. -It has poor resistance to humidity and vapor permeability which makes it vulnerable to water damage. -It is best used in indoor applications where it will not be exposed to extreme weather conditions or direct contact with liquids.

Can I Use Foam Board under My Intex Pool?

Yes, you can use foam board beneath your Intex pool. Here are the advantages of using foam board: • Helps to provide an even surface for installation

• Offers insulation between ground and liner • Makes it easier to remove debris from underneath the pool Using foam board will help increase the longevity of your Intex pool by providing additional support and protection.

foam pool foundation, one year later


In conclusion, using extruded polystyrene foam under your pool is an excellent way to ensure that it has a long lifespan. The material provides superior insulation for the structure and helps protect against water damage and erosion. In addition, it can provide cost savings due to its low price point compared to other materials.

If you’re looking for an effective solution when installing a pool, consider the advantages of extruded polystyrene foam.

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