Licensed & Insured. Crawl space Encapsulation and Mold Remediation

How Thick Should Crawl Space Encapsulation Be In Nashville, TN?

How Thick Should Crawl Space Encapsulation Be

Here’s the raw truth about  How Thick Should Crawl Space Encapsulation Be: there are FAR too many homeowners who believe that “any thickness will do”.

They argue, “if I just cover it up, my home is protected”. If only it were that simple.

If you’re serious about effective crawl space encapsulation, you need to be incredibly meticulous with how you choose your materials and their dimensions.

Otherwise, you’re adopting the “one-size-fits-all approach” to your crawl space. Read more to learn How Thick Should Crawl Space Encapsulation Be.

Table Of Contents:

Understanding Crawl Space Encapsulation

Crawl space encapsulation is a protective process that shields your property from moisture-related issues. This involves applying a professional grade encapsulation vapor barrier on the floors and walls of crawl spaces, effectively creating an impermeable seal.

This approach offers protection against dampness, mold growth, and pest infestations commonly found in unsealed crawl spaces. By installing this durable shield or vapor barrier, it stops ground moisture from seeping into the area beneath your home or business establishment.

The Necessity for Crawl Space Encapsulation

Moisture can be incredibly damaging to both residential and commercial properties over time. It can lead to structural damages like wood rotting and rusting metal fixtures. Moreover, humid environments are ideal breeding grounds for harmful molds which pose health risks to inhabitants.

In areas with high humidity levels such as Nashville,  you should consider performing crawl space encapsulation as part of your regular maintenance routine due to its significant benefits related to improving indoor air quality and overall building health.

Crawl Space Encapsulation Vapor Barriers: The Cornerstone Component

A crucial component used in this procedure is called a crawl space encapsulation vapor barrier. These barriers serve as robust protectors between the internal structures of your property and potential sources of outside damage caused by excess water intrusion at the underground level.

They come in various thicknesses measured in mils (one-thousandth of an inch), providing different degrees of resistance depending on the specific needs and circumstances of each project undertaken.

Benefits of Crawl Space Encapsulation

Crawlspace encapsulation is an essential service for both homeowners and business owners. The process, which involves installing a professional grade encapsulation vapor barrier in your crawl space, offers numerous benefits.

Benefits of Crawl space encapsulation in TN

A Breath of Fresh Air: Enhanced Indoor Quality

The state of the air within our living or working spaces has direct ties to conditions lurking beneath us in those unlit crawl spaces.

Inadequate thicknesses on your chosen encapsulation vapor barrier could spell trouble as it allows moisture from the ground to creep into your building – promoting mold growth and becoming a haven for pests.

However, when you perform crawl space encapsulation with proper materials like thicker mil plastic barriers, these problems are effectively sealed off at their source resulting in cleaner indoor air that’s healthier for your family.

Saving Green by Going Green: Energy Efficiency

Your wallet will thank you after performing crawlspace encapsulations because they boost energy efficiency significantly. Unencapsulated crawlspaces act as conduits allowing heat transfer between buildings’ interiors and external environments due to a lack of insulation.

This leads directly to higher utility bills during the summer or winter months. Luckily, this can be avoided using suitable crawl space vapor barriers. These work wonders in reducing heat transfers, thereby lowering costs associated with heating or cooling over time.

Maintaining Structural Integrity: Durability of Building Structures

Dampness underneath structures arising from groundwater evaporation isn’t just uncomfortable but poses serious risks too, especially if there’s no existing moisture barrier installed below them.

This damp environment accelerates wood rotting processes, causing structural damages including warped floors above them eventually. By contrast, installing vapor barriers helps prevent these issues by creating dry conditions under structures, thus prolonging their lifespan considerably.

Pest Control: Keeping Critters at Bay

One of the significant advantages of crawl space encapsulation is that it helps in pest control. The crawl spaces under your home can be an inviting place for pests, and to keep these critters at bay, you need a professional-grade encapsulation vapor barrier.


Key Takeaway: 

Encapsulating your crawl space with a thick, professional grade vapor barrier can significantly improve indoor air quality, boost energy efficiency, maintain structural integrity of the building and keep pests at bay. It’s an investment that pays off in healthier living conditions and lower utility bills.

How Thick Should Crawl Space Encapsulation Be In Nashville?

In determining the thickness for your crawl space encapsulation, it’s vital to understand that thickness matters significantly. The thicker your vapor barrier is, the more durable and effective it will be.

The Industry Standard Explained

Vapor barriers typically range from 10 mil to 20 mil in thickness. However, experts often opt for a higher gauge due to its enhanced durability and resistance against potential damage such as punctures or tears.

A cheaper thinner vapor barrier might seem appealing initially because of lower upfront costs, but remember: you get what you pay for. These types are susceptible to wear over time, which could lead to additional crawlspace repair expenses down the line.

Selecting an Appropriate Vapor Barrier

Crawlspace Makeover provides crawl space encapsulation vapor barriers known for their excellent moisture control while being robust enough even under challenging conditions.

Always ensure that any material used meets at least the lowest mil thickness accepted by reputable crawl space vapor barrier manufacturers in this field.

Tackling Installation Challenges Head-On

If DIY seems like an attractive option considering cost savings, think again. Improper installation may result in ineffective protection against moisture intrusion, making professional help necessary when installing these systems.

It’s advisable to always contact Crawlspace Makeover; they’re experts in ensuring successful installations without compromising product integrity or performance efficiency.

Bear in mind that opting for thicker plastic doesn’t guarantee success if installed poorly – so don’t skimp on hiring professionals.

Materials Mastery: The Art of Crawl Space Encapsulation

Your mission is to select the best materials for your crawl space encapsulation. It’s not just about picking any old plastic sheeting; this is a game where quality reigns supreme.

The Power Players: Crawl Space Vapor Barriers

In the world of crawl space encapsulations, vapor barriers are like superheroes – they shield your home or business from moisture invasion.

But remember, Not all heroes wear capes, and likewise, not all vapor barriers offer equal protection. So how do we identify our true champion? Aim for a professional grade encapsulation vapor barrier with substantial thickness (measured in mils).

Imagine choosing between a thicker mil plastic armor versus a cheaper thinner vapor barrier when going into battle against punctures and tears – I bet you’d want that heavy-duty suit.

Your Secret Weapons: Tape & Adhesives

To win this war against moisture migration, there’s another secret weapon at play – high-quality tape and adhesives specifically designed for use with these types of plastics. These unsung heroes ensure an airtight seal, which forms the backbone of successful crawl space encasement.

Unseen Protectors: Crawl Space Dehumidifiers

Now let me introduce you to yet another invisible defender – dehumidifiers. Yes indeed, maintaining optimal humidity levels within your crawlspace post-installation becomes paramount, especially if residing in areas prone to dampness or excessive rainfall such as Nashville.

Selecting suitable options depends on factors such as size requirements based on cubic footage along with energy efficiency ratings ensuring lower running costs over time.

Note: This trio – vapor barriers, tapes/adhesive, and dehumidifier – form core elements involved during the process implementation phase, but each property presents unique challenges requiring customized approaches sometimes necessitating additional items.

So consulting professionals such as Crawlspace Makeover before embarking upon this journey proves beneficial. This isn’t simply about selecting good products, it’s also crucially understanding why these specific components matter.


Key Takeaway: 

Choosing the right materials for crawl space encapsulation is a high-stakes game. Opt for professional-grade vapor barriers with substantial thickness, use top-notch tape and adhesives to ensure an airtight seal, and don’t forget about dehumidifiers – your unseen protectors against moisture. Remember, each property presents unique challenges so consulting professionals can prove beneficial.

Preparing Your Home or Business for Crawl Space Encapsulation

To perform crawl space encapsulation, you need to go above and beyond in preparing your property. Here’s how:

Clean the Crawl Space

The initial phase necessitates a comprehensive clean-up of the space. Remove all debris and old insulation that could interfere with the installation process.

If there are existing issues like mold growth or pest infestations, they must be addressed before proceeding further. This ensures optimal results from your new encapsulation system.

Fix Structural Problems

Your next move should involve addressing any structural problems within your crawl spaces such as cracks or water leaks. Resolving these prior to encapsulation prevents future damage while maintaining an effective moisture barrier.

Dry Out The Area Completely

Before you perform crawl space encapsulation, it’s crucial to ensure the area is completely dry. Moisture can compromise the integrity of your vapor barrier and result in mold growth or other issues.

Professional Installation of Crawl Space Encapsulation: Why It’s Crucial

The complexities involved in crawl space encapsulation cannot be overstated. Hence, entrusting this task to professionals guarantees an impeccable job that reduces potential future complications.

Rationale Behind Opting for Professional Services

A professional-grade encapsulation vapor barrier installation is not just about spreading plastic across your crawl space floor.

Professionals in the crawl space industry like Crawlspace Makeover choose specific materials based on their durability and quality, such as reinforced encapsulation vapor barriers which are usually thicker mil plastic compared to cheaper thinner vapor barrier plastics found at local stores.

Engaging professionals also means you are leveraging expert advice customized specifically for your property’s needs. Factors like ground moisture levels, climate conditions, and building design all influence how best to install an encapsulation system within Nashville homes or businesses.

Gains from Engaging Experts from Crawlspace Makeover

Crawlspace Makeover offer trained experts who comprehend every facet of crawl space repair – including distinguishing between different types of vapor barriers provided by various manufacturers in the market.

These experts ensure correct installation with proper sealing around pillars and walls – a critical aspect often overlooked when homeowners attempt DIY repairs using materials sourced elsewhere.

The Significance of Correct Thickness

In terms of thickness, most specialists will tell you that merely meeting the lowest mil thickness accepted by code is not always enough to serve as an effective moisture barrier.

A material with greater thickness provides superior protection against punctures during installation or subsequent maintenance activities within the crawlspace area.

Maintenance Tips After Installing Crawl Space Encapsulations

Once your crawl space encapsulation is in place, it’s time to focus on the next phase: maintenance. To ensure a dry and mold-free crawlspace, regular inspections are essential.

Regular Inspections Are Key

The first line of defense against moisture intrusion into your newly sealed crawlspace is regular inspections. You’re looking for signs of damage or wear on the vapor barrier that could allow unwanted humidity back into the area. If you spot any issues, immediate attention is required.

A Clean Vapor Barrier Is a Happy Vapor Barrier

Your vapor barrier will perform its best when it’s clean. Regularly cleaning off dirt or debris from the surface can significantly enhance its effectiveness over time.

Use mild soap and water – no need for harsh chemicals here. Just remember: gentle yet thorough does wonders.

Ventilation Systems Need Love Too

Besides maintaining an effective encapsulation system, don’t forget about ventilation systems which play a critical role in keeping conditions within your crawl space optimal after installation.

Catch Mold Before It Spreads

Mold loves damp environments; hence spotting mold early helps mitigate potential health risks associated with exposure such as allergies and respiratory problems. Professional help might be necessary if there’s extensive growth since removing mold requires specialized equipment and safety precautions.

Remember: Maintaining a well-functioning crawlspace encapsulation extends its lifespan while preserving a healthier indoor environment.

FAQs in Relation to How Thick Should Crawl Space Encapsulation Be

Is 6 mil plastic thick enough for a crawl space?

A 6 mil plastic is not recommended for crawl spaces. It’s thin and can easily tear, compromising the encapsulation.

A thicker barrier of at least 12 to 20 mils is preferred.

Is a thicker vapor barrier better?

Yes, a thicker vapor barrier provides superior durability and longevity. It resists punctures and tears more effectively than thinner options, ensuring optimal protection against moisture.

What is the national average for crawl space encapsulation?

The national average cost for crawl space encapsulation ranges from $1,500 to $15,000 depending on the size, condition of the area, and materials used.

What are the negatives of crawl space encapsulation?

Crawl space encapsulations may have upfront costs and require professional installation.

However, these potential downsides are outweighed by long-term benefits like improved air quality and energy efficiency.

Crawlspace Encapsulation Service


Optimal Thickness for Nashville’s Crawl Space Encapsulation

Understanding crawl space encapsulation is the first step toward a healthier and safer home. This process is vital to your residential and commercial properties in Nashville and offers numerous benefits.

The thickness of your crawl space encapsulation plays a crucial role in its effectiveness and durability. Professionals prefer a thicker barrier of at least 12 to 20 mils to ensure optimal protection against tears and moisture.

Prior to installation, getting everything ready is key to the project’s success. Maintenance post-installation ensures longevity and continued protection for your property’s foundation.

If you’re ready to protect your home or business from moisture damage, mold growth, and pest infestation; consider investing in our professional crawlspace services at Crawlspace Makeover. 

Even if you’re unsure about how thick should crawl space encapsulation be or have questions regarding installation procedures – don’t hesitate to contact us today!

Picture of Greg Lewis

Greg Lewis

Greg Lewis is the founder and CEO of Tier Restoration, a company dedicated to restoring the indoor environment of homes and businesses experiencing water damage, smoke damage, or mold contamination.

Greg has spent most of his life working in this industry in Nashville, Tennessee, in the 1970s, working in his father’s commercial cleaning business, in the 1980s and 1990s as a partner with his father in the Sears Carpet and Duct Cleaning franchise, then on his own since 2000.

Greg played his trumpet at Overton High School and the University of Tennessee, Chattanooga, and you can still find him playing throughout the Greater Nashville, Tennessee area.