Closed Cell

Closed Cell Spray Foam Insulation Lafayette LA

The elements that comprise sealed-cell foam insulation have been completely isolated from one another and are sealed off from the outside, as the name of the type of insulation implies. This is why closed-cell insulation will be the best product to consider if you are looking to boost your building's efficiency in terms of energy and strength and structural stability, as well as stop the infiltration of water. The high density of cells makes it possible to provide insulation for your home to the highest quality and more than traditional insulation materials like polyester fibers, polyethylene, or foil. This is due to the high density of the cells is the main reason why it is able to accomplish this.


Advantages of Using Closed-Cell Foam

Since it has the capacity to reach twice the R-Value of open cell foam and still be able to be incorporated into a wall and is the most ideal choice to provide a solid insulation in which space is limited. Its rigidity also contributes to the structural strength of the building as well, and there are various varieties of it equipped with an E84 rating. Since the closed cell acts as a vapor barrier it's less likely for moisture and water to enter the structure and the foam isn't affected from any damage to the water that might happen.


What is the difference between open-cell and closed-cell?

Spray foam insulation is available in closed and open cell versions. The different strengths and weaknesses of each can be a good thing. Making the decision between open cell foam and closed-cell foam is a straightforward issue of determining the benefits of both. There are some cells in open foam that aren't closed. Additionally, the cells are left uninhibited. This means that the foam becomes softer and is more easily formed. The name itself suggests that the closed-cell foam is composed of cells that are completely sealed. Due to compressing the cell no moisture or air can be able to enter the foam. Closed cell foam in contrast is considerably more rigid and solid over open cell foam as a result of this.


What is Close Cell Spray Foam Insulation?

Closed-cell foam uses suspended bubbles within a polyurethane-based matrix, however the bubbles are compressed. The blowing agent creates an improved heat barrier than air which leads to higher R-values. The insulation made of closed-cell foam is thicker and more compressible than open-cell foam. It's the most well-known type of polyurethane foam. It's referred to as "medium-density" or "two-pound" foam. Closed-cell polyurethane polyurethane foams weigh 6.0-7.14/in. Closed-cell foams can withstand water and moisture. The presence of moisture can trigger the growth of bacteria which can cause mold to eat wood and weaken the structure. Closed-cell foams aren't able to take in water, making them perfect for subgrade foundations. Foams with open cells expand faster than this. Due to its high density, closed-cell foam can make the removal of excess spray after curing more difficult. To be able to hang walls inside without obstruction walls, the cavities of walls are often filled with water. The insulation provided by closed-cell foams limits the full cavity fill. The closed-cell foam can add strength to roofs, walls and ceilings after it has dried. Spray foam that is closed cell insulation strong enough to stop drafts from entering and keep temperatures stable. The density helps prevent mold since the control of temperature reduces humidity which can cause mold. To ensure their durability Closed-cell foams are dense and strong when they are fully created and then cured


Structure of Close Cell Spray Foam Insulation

There are less air pockets inside a closed-cell insulation that's why it's referred to as it. In comparison to open-cell insulation it is said that the rate of expansion for the closed cell spray foam will be less. Due to its tough structure and the lack of expansion, it's longer-lasting. Even in case it's exposed it won't cause any harm. Actually, it might even enhance the structural integrity of your home. This weighs anywhere between 1.75 to 2.25 grams per cubic foot. The water vapor isn't able to easily move around because of the structure's tight seal. This could be a problem, because it can hide leaks until the water has risen into an issue that is much more significant in the future. In order to completely insulate an area, you'll require much more insulation because there is no chance of expansion. This means that the cost for using insulation will be much more expensive. In turn, the cost of installation will increase too.

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The Value of  Closed Cell Spray Foam Insulation

Choosing the right insulation solution is a pivotal decision for any property owner. Closed cell spray foam insulation has garnered widespread attention for its exceptional thermal resistance, moisture control, and long-term benefits. However, determining the viability of the investment requires a thorough consideration of various factors specific to each situation. These are valuable insights into what property owners should evaluate when assessing the cost of closed cell spray foam insulation, along with a guide on measuring the return on investment (ROI) encompassing energy efficiency, comfort, and other crucial benefits.

Unparalleled Energy Efficiency:

A Cornerstone of ROI

Closed cell spray foam insulation's remarkable thermal resistance is a key factor in evaluating its potential worth. By creating an impermeable barrier, this insulation type effectively prevents heat transfer, significantly reducing energy consumption for heating and cooling purposes.


Property owners should initiate their assessment by conducting a comprehensive energy audit. This evaluation provides a clear understanding of current energy consumption patterns and serves as a benchmark against which potential savings can be projected post-insulation. Consideration of rising energy costs and potential rebates or incentives for energy-efficient upgrades offered by local or federal entities is essential for a thorough cost-benefit analysis.

Elevating Comfort: Crafting an Optimal Indoor Environment

Optimal indoor comfort is a sought-after attribute for any property. Closed cell spray foam insulation plays a pivotal role in maintaining consistent temperatures and controlling humidity levels. Its airtight seal eliminates drafts, temperature fluctuations, and moisture infiltration, thus enhancing indoor air quality and providing occupants with a comfortable living or working environment.


Property owners should explore both the immediate and long-term benefits of improved comfort. Enhanced comfort can contribute to increased property value, tenant satisfaction, and potentially reduced maintenance needs, all of which collectively impact the overall ROI.

Longevity and Durability: A Wise Long-Term Investment

Closed cell spray foam insulation's robust nature offers a unique advantage when assessing its cost-effectiveness. Unlike traditional insulation materials, it doesn't sag, settle, or degrade over time. The closed cell structure provides superior resistance to moisture, preventing mold growth and structural damage, thereby extending the building's lifespan.


Incorporating potential savings from reduced maintenance and replacement costs into the evaluation provides property owners with a comprehensive understanding of how closed-cell spray foam insulation can yield a substantial ROI over the years.

Soundproofing and Enhanced Structural Integrity

Closed cell spray foam insulation not only provides exceptional thermal insulation but also contributes to effective soundproofing and structural reinforcement. The insulation's ability to minimize sound transmission and strengthen building integrity adds another layer of value for property owners.


Property owners should consider the benefits of a quieter and more structurally sound property, which can enhance tenant satisfaction, attract higher-quality tenants, and potentially command higher rental or resale values.

Environmental Responsibility and Sustainability

The growing emphasis on sustainability and environmental responsibility is a compelling reason for property owners to explore closed cell spray foam insulation. Its energy-saving properties reduce greenhouse gas emissions, and its durability contributes to a reduction in waste from frequent replacements.


Property owners should recognize the potential for positive branding and public relations by adopting environmentally-friendly practices. Demonstrating a commitment to sustainability can resonate with tenants, customers, and the community at large, potentially leading to enhanced reputation and business growth.


As property owners consider the cost of closed cell spray foam insulation, a comprehensive evaluation encompassing various factors is essential. Energy efficiency, elevated comfort, prolonged durability, soundproofing benefits, and sustainability collectively contribute to the overall value of this insulation solution.



To make an informed decision, property owners must conduct a diligent cost-benefit analysis, considering projected energy savings, potential tenant satisfaction improvements, reduced maintenance expenses, and available financial incentives. By collaborating with experts in the field, property owners can confidently determine whether the cost of closed cell spray foam insulation aligns with their unique needs and objectives. At Spray Foam Pros Lafayette, we are committed to guiding property owners through this evaluation process, ensuring that their investment in closed cell spray foam insulation yields enduring value.

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