# Crawl Space Ninja > Crawl Space Ninja is a home-repair franchise that fixes moisture, mold, and structural problems in crawl spaces, basements, foundations, and attics. Services include crawl space encapsulation, waterproofing, mold removal, humidity control, foundation repair, concrete leveling, insulation, and air duct cleaning and sealing, delivered by local franchise locations across the Southeast and Mid-Atlantic United States. Key facts: - Every inspection and quote starts with a free in-home assessment. - Crawl space encapsulation is backed by a limited lifetime warranty, and annual maintenance agreements are available. - Financing is available for home repair projects. - Service is delivered by locally owned franchise locations in Alabama, Delaware, Georgia, Kentucky, North Carolina, South Carolina, and Tennessee. Each location page lists the local services and cities served. - Crawl Space Ninja Supply (supply.crawlspaceninja.com) is the company's online store for do-it-yourself homeowners and contractors. It sells dehumidifiers, vapor barriers, insulation, sump pumps, and installation tools. - Franchise opportunities are available for new territories. ## Services - [Crawl Space Encapsulation](https://crawlspaceninja.com/crawl-space-encapsulation/): Full crawl space encapsulation that seals the crawl space from outside moisture to improve air quality, energy efficiency, and structural health. - [Crawl Space Encapsulation FAQs](https://crawlspaceninja.com/crawl-space-encapsulation-faqs/): How the Crawl Space Ninja Encapsulation System™ works, what it costs, and answers to common questions. - [Crawl Space Repair](https://crawlspaceninja.com/crawl-space-repair/): Crawl space repair and cleaning, including sagging floors, damaged insulation, and debris removal. - [Crawl Space Vapor Barrier](https://crawlspaceninja.com/crawl-space-vapor-barrier/): Vapor barrier installation to block ground moisture in crawl spaces. - [Crawl Space Humidity Control](https://crawlspaceninja.com/crawl-space-humidity-control/): Solutions for crawl space humidity and moisture that lead to mold and wood rot. - [Dehumidifier for Crawl Space](https://crawlspaceninja.com/dehumidifier-for-crawl-space/): How to choose and size a crawl space dehumidifier based on encapsulation, air sealing, venting, and layout. - [Whole-Home Dehumidifiers](https://crawlspaceninja.com/whole-house-humidifier-installation/): Whole-home dehumidifier installation to control moisture in basements, crawl spaces, and attics. - [Crawl Space Vent Fan](https://crawlspaceninja.com/crawl-space-vent-fan/): Vent fans for crawl space and basement ventilation and humidity control. - [Crawl Space Insulation](https://crawlspaceninja.com/crawl-space-insulation/): Insulation for crawl spaces, including moist or wet crawl spaces. - [Water in Crawl Space](https://crawlspaceninja.com/water-in-crawl-space/): Fixing and preventing crawl space flooding with sump pumps and drainage. - [Crawl Space Mold Removal](https://crawlspaceninja.com/crawl-space-mold-removal/): Mold removal that also fixes the moisture conditions that let mold grow back. - [Soda Blasting Mold Removal](https://crawlspaceninja.com/soda-blasting-near-me/): Soda blasting to remove mold from crawl space framing. - [Basement Waterproofing](https://crawlspaceninja.com/basement-waterproofing/): Basement waterproofing and sealing for floors and walls. - [Sump Pumps for Basement Waterproofing](https://crawlspaceninja.com/sump-pump-basement-waterproofing/): Sump pump installation and fixes for leaking basements. - [Basement Humidity Control](https://crawlspaceninja.com/basement-humidity-control/): Ideal basement humidity levels and how to control damp basements. - [Basement Concrete Crack Repair](https://crawlspaceninja.com/basement-concrete-crack-repair/): Repair of foundation and basement concrete cracks. - [Bowing Basement Walls](https://crawlspaceninja.com/bowing-basement-walls/): Reinforcing and stabilizing bowing or leaning basement walls. - [Foundation Repair](https://crawlspaceninja.com/foundation-repair/): Foundation repair that restores stability and prevents further damage. - [Concrete Leveling](https://crawlspaceninja.com/concrete-leveling/): Lifting and leveling sinking or uneven concrete slabs. - [Yard Drainage](https://crawlspaceninja.com/yard-drainage/): Yard drainage solutions that move water away from basements and crawl spaces. - [Downspout Extension](https://crawlspaceninja.com/downspout-extension/): Gutter downspout extensions that move roof water away from the foundation. - [Attic Insulation](https://crawlspaceninja.com/attic-insulation/): Attic insulation for energy efficiency and home comfort. - [Radiant Barrier Installation](https://crawlspaceninja.com/radient-barrier-installation/): Radiant barriers that reflect roof heat to keep attics and homes cooler. - [Air Duct Cleaning](https://crawlspaceninja.com/duct-cleaning/): Professional air duct cleaning to improve indoor air quality. - [Duct Sealing](https://crawlspaceninja.com/duct-sealing/): Duct sealing to reduce HVAC air loss and energy costs. - [AEROSEAL Duct Sealing](https://crawlspaceninja.com/aeroseal-installer/): Certified AEROSEAL duct sealing from the inside of the ductwork. - [Annual Maintenance Service Agreement](https://crawlspaceninja.com/maintenance-service-agreement/): Yearly crawl space and basement maintenance plans. ## Locations - [Service Area](https://crawlspaceninja.com/service-area/): Overview of all areas served by Crawl Space Ninja franchise locations. - [Crawl Space Ninja of Huntsville, AL](https://crawlspaceninja.com/huntsville-al/): Local crawl space, basement, and foundation services in Huntsville, AL. - [Crawl Space Ninja of Delaware (Newark, Dover, Rehoboth Beach)](https://crawlspaceninja.com/delaware/): Local crawl space, basement, and foundation services in Delaware (Newark, Dover, Rehoboth Beach). - [Crawl Space Ninja of Alpharetta, GA](https://crawlspaceninja.com/alpharetta-ga/): Local crawl space, basement, and foundation services in Alpharetta, GA. - [Crawl Space Ninja of Athens, GA](https://crawlspaceninja.com/athens-ga/): Local crawl space, basement, and foundation services in Athens, GA. - [Crawl Space Ninja of Augusta, GA](https://crawlspaceninja.com/augusta-ga/): Local crawl space, basement, and foundation services in Augusta, GA. - [Crawl Space Ninja of Columbus, GA](https://crawlspaceninja.com/columbus-ga/): Local crawl space, basement, and foundation services in Columbus, GA. - [Crawl Space Ninja of LaFayette, GA (North Georgia)](https://crawlspaceninja.com/lafayette-ga/): Local crawl space, basement, and foundation services in LaFayette, GA (North Georgia). - [Crawl Space Ninja of Lexington, KY](https://crawlspaceninja.com/lexington-ky/): Local crawl space, basement, and foundation services in Lexington, KY. - [Crawl Space Ninja of Asheville, NC](https://crawlspaceninja.com/asheville-nc/): Local crawl space, basement, and foundation services in Asheville, NC. - [Crawl Space Ninja of Charlotte, NC](https://crawlspaceninja.com/charlotte-nc/): Local crawl space, basement, and foundation services in Charlotte, NC. - [Crawl Space Ninja of Raleigh, NC](https://crawlspaceninja.com/raleigh-nc/): Local crawl space, basement, and foundation services in Raleigh, NC. - [Crawl Space Ninja of Wilmington, NC](https://crawlspaceninja.com/wilmington-nc/): Local crawl space, basement, and foundation services in Wilmington, NC. - [Crawl Space Ninja of Columbia, SC](https://crawlspaceninja.com/columbia-sc/): Local crawl space, basement, and foundation services in Columbia, SC. - [Crawl Space Ninja of Greenville, SC](https://crawlspaceninja.com/greenville-sc/): Local crawl space, basement, and foundation services in Greenville, SC. - [Crawl Space Ninja of Myrtle Beach, SC](https://crawlspaceninja.com/myrtle-beach-sc/): Local crawl space, basement, and foundation services in Myrtle Beach, SC. - [Crawl Space Ninja of Chattanooga, TN](https://crawlspaceninja.com/chattanooga-tn/): Local crawl space, basement, and foundation services in Chattanooga, TN. - [Crawl Space Ninja of Johnson City, TN](https://crawlspaceninja.com/johnson-city-tn/): Local crawl space, basement, and foundation services in Johnson City, TN. - [Crawl Space Ninja of Knoxville, TN](https://crawlspaceninja.com/knoxville-tn/): Local crawl space, basement, and foundation services in Knoxville, TN. - [Crawl Space Ninja of Nashville, TN](https://crawlspaceninja.com/nashville-tn/): Local crawl space, basement, and foundation services in Nashville, TN. - [Crawl Space Ninja of Brentwood, TN](https://crawlspaceninja.com/brentwood-tn/): Local crawl space, basement, and foundation services in Brentwood, TN. - [Crawl Space Ninja of Clarksville, TN](https://crawlspaceninja.com/clarksville-tn/): Local crawl space, basement, and foundation services in Clarksville, TN. - [Crawl Space Ninja of Franklin, TN](https://crawlspaceninja.com/franklin-tn/): Local crawl space, basement, and foundation services in Franklin, TN. - [Crawl Space Ninja of Mt. Juliet, TN](https://crawlspaceninja.com/mt-juliet-tn/): Local crawl space, basement, and foundation services in Mt. Juliet, TN. - [Crawl Space Ninja of Murfreesboro, TN](https://crawlspaceninja.com/murfreesboro-tn/): Local crawl space, basement, and foundation services in Murfreesboro, TN. ## Company - [Free Assessment](https://crawlspaceninja.com/free-assessment/): Book a free crawl space or basement inspection and quote. - [About Us](https://crawlspaceninja.com/about-us/): Company background for Crawl Space Ninja and Basement Ninja. - [The Ninja Way](https://crawlspaceninja.com/the-ninja-way/): The company's workmanship standards, which every franchise location follows. - [Encapsulation Warranty](https://crawlspaceninja.com/encapsulation-warranty/): Details of the limited lifetime warranty on crawl space encapsulation. - [Reviews](https://crawlspaceninja.com/crawl-space-ninja-reviews/): Customer reviews of Crawl Space Ninja services. - [Home Repair Financing](https://crawlspaceninja.com/home-repair-financing/): Home repair loans and payment options. - [Before Your Appointment](https://crawlspaceninja.com/before-your-appointment/): Videos that explain what to expect during an inspection. - [Crawl Space Inspections for Buyers and Realtors](https://crawlspaceninja.com/crawl-space-inspections/): Guidance for homebuyers, sellers, and realtors on crawl space and basement inspections. - [Franchise Opportunities](https://crawlspaceninja.com/franchising/): Crawl Space Ninja's vision for franchise growth and how to become a franchise owner in the crawl space, basement, and foundation repair business. - [Careers](https://crawlspaceninja.com/employment-opportunity/): Job openings at Crawl Space Ninja. ## Homeowner Guides - [Ask a Ninja](https://crawlspaceninja.com/crawl-space-help-faq/): Submit crawl space and waterproofing questions to the experts. - [Home Improvement Guides](https://crawlspaceninja.com/essential-home-improvement-guides/): Index of in-depth guides on crawl spaces, basements, humidity, and waterproofing. - [DIY Videos and Tips](https://crawlspaceninja.com/crawl-space-repair-diy-videos/): DIY videos on crawl space encapsulation, basements, and attics. - [Essential Guide to Crawl Space Encapsulation](https://crawlspaceninja.com/blog/essential-guide-to-crawl-space-encapsulation/): Crawl Space Encapsulation is the best way to eliminate crawl space problems. Many crawl spaces suffer from high humidity, standing water, mold, poor insulation, pests,… - [Essential Guide to Crawl Space Waterproofing](https://crawlspaceninja.com/blog/essential-guide-crawl-space-waterproofing/): The Essential Guide to Crawl Space Waterproofing is what every homeowner needs to know about correcting and preventing crawl space flooding. - [Essential Guide to Humidity Control](https://crawlspaceninja.com/blog/essential-guide-to-humidity-control/): The reason for this Essential Guide to Humidity Control is high humidity is extremely damaging and needs to be controlled. Controlling humidity in the entire - [Essential Guide to Wood Rot Fungus](https://crawlspaceninja.com/blog/essential-guide-to-wood-rot-fungus/): The Essential Guide to Wood Rot Fungus is designed to help determine if your home is at risk and what to do to treat and prevent damage. - [Blog](https://crawlspaceninja.com/blog/): All Crawl Space Ninja articles on crawl spaces, basements, mold, humidity, and indoor air quality. ## DIY Supply Store - [Crawl Space Ninja Supply](https://supply.crawlspaceninja.com/): Online store for DIY crawl space, basement, and mold products. - [Dehumidifiers and Add-Ons](https://supply.crawlspaceninja.com/collections/dehumidifiers) - [Vapor Barrier](https://supply.crawlspaceninja.com/collections/vapor-barrier) - [Insulation](https://supply.crawlspaceninja.com/collections/insulation) - [Encapsulation Tools](https://supply.crawlspaceninja.com/collections/encapsulation-tools) - [Adhesives & Tape](https://supply.crawlspaceninja.com/collections/adhesives-tape) - [Kits](https://supply.crawlspaceninja.com/collections/kits) - [Bundles](https://supply.crawlspaceninja.com/collections/bundles) - [Sump Pumps](https://supply.crawlspaceninja.com/collections/sump-pumps) - [Waterproofing](https://supply.crawlspaceninja.com/collections/waterproofing) - [Bowing Wall Repair](https://supply.crawlspaceninja.com/collections/bowing-wall-repair) - [Mold Products](https://supply.crawlspaceninja.com/collections/mold-products) - [Fans](https://supply.crawlspaceninja.com/collections/fans) - [Doors & Vent Coverings](https://supply.crawlspaceninja.com/collections/doors-vent-coverings) - [Moisture Detectors & Alarms](https://supply.crawlspaceninja.com/collections/moisture-detectors-alarms) - [Radon Mitigation](https://supply.crawlspaceninja.com/collections/radon-mitigation) - [Pest Control](https://supply.crawlspaceninja.com/collections/pest-control) - [Filters](https://supply.crawlspaceninja.com/collections/filters) - [Safety Gear](https://supply.crawlspaceninja.com/collections/safety-gear) - [Equipment Rentals](https://supply.crawlspaceninja.com/collections/equipment-rentals) - [Contractors](https://supply.crawlspaceninja.com/pages/contractors): Supply program for contractors. - [Shipping & Returns](https://supply.crawlspaceninja.com/pages/shipping-returns) - [Local Pickup](https://supply.crawlspaceninja.com/pages/local-pickup) - [DIY Blog](https://supply.crawlspaceninja.com/blogs/all): Do-it-yourself guides from Crawl Space Ninja Supply. ## Optional - [What Crawl Space Dehumidifier Do I Need? Complete Sizing Guide](https://supply.crawlspaceninja.com/blogs/all/what-crawl-space-dehumidifier-do-i-need-complete-sizing-guide-2026): Learn how to choose the right crawl space dehumidifier with expert sizing advice from AJ Howard at Crawl Space Ninja Supply. Compare models, humidity goals, and more. - [The Crawl Space Ninja DIY Roadmap](https://supply.crawlspaceninja.com/blogs/all/the-crawl-space-ninja-diy-roadmap): The Step-by-Step Process Our Franchises Use, Adapted for DIY Homeowners Hi, I'm AJ, the DIY Specialist at Crawl Space Ninja Supply. - [Five Enemies Lurking Under Your Home](https://supply.crawlspaceninja.com/blogs/all/five-enemies-lurking-under-your-home): What Most Contractors Miss — and How to Fix It for Good Most homeowners never crawl under their house until something smells off or the floor starts to give. - [The Crawl Space Standards Every Homeowner Should Understand in 2026](https://supply.crawlspaceninja.com/blogs/all/the-crawl-space-standards-every-homeowner-should-understand-in-2026): Most crawl space failures don’t happen overnight. They develop quietly, out of sight. A little excess humidity, recurring dampness, insulation that never fully dries. - [Ninja DualBarrier™ Crawl Space Wall Insulation & Vapor Barrier Explained](https://supply.crawlspaceninja.com/blogs/all/ninja-dualbarrier%E2%84%A2-crawl-space-wall-insulation-vapor-barrier-explained): Ninja DualBarrier™ is an insulated vapor barrier for crawl space walls that blocks moisture, improves crawl space insulation, and boosts performance up to R-12 with… - [How Often Should You Clean Your Air Ducts? A DIY Homeowner's Guide](https://supply.crawlspaceninja.com/blogs/all/how-often-should-you-clean-your-air-ducts-a-diy-homeowners-guide): By AJ, DIY Specialist at Crawl Space Ninja Supply One of the questions I don't hear enough is: "How do… - [What Makes Crawl Space Ninja Different](https://supply.crawlspaceninja.com/blogs/all/what-makes-crawl-space-ninja-different): At Crawl Space Ninja Supply, we teach homeowners and pros how to master crawl space encapsulation the right way no shortcuts, no quick fixes. - [How Much Crawl Space Encapsulation Material Do I Need? A Complete DIY Guide](https://supply.crawlspaceninja.com/blogs/all/how-much-crawl-space-encapsulation-material-do-i-need-a-complete-diy-guide): By AJ Howard, DIY Specialist at Crawl Space Ninja Supply If you're planning a crawl space encapsulation project yourself, one of the first questions you're probably… - [How to Install Vapor Barrier in a Crawl Space: A Crawl Space Ninja DIY Guide](https://supply.crawlspaceninja.com/blogs/all/how-to-install-vapor-barrier-in-a-crawl-space-a-crawl-space-ninja-diy-guide): Installing vapor barrier can be really complicated in some crawl spaces. If you asked me, “AJ, what’s the best way to install vapor barrier?” I’d probably tell you:… - [The Ninja Dry Pro 70: Our Very Own Crawl Space Ninja Dehumidifier](https://supply.crawlspaceninja.com/blogs/all/the-ninja-dry-pro-70-our-very-own-crawl-space-ninja-dehumidifier): The Ninja Dry Pro 70 is Crawl Space Ninja’s very own dehumidifier, crafted with precision to meet our customers' moisture control needs. - [Strategic Dehumidifier Placement: The Ultimate Guide to a Drier, Healthier Home](https://supply.crawlspaceninja.com/blogs/all/strategic-dehumidifier-placement-the-ultimate-guide-to-a-drier-healthier-home): Hi, I’m AJ with Crawl Space Ninja Supply, and today I want to talk about something that doesn’t get nearly enough attention: humidity control. - [Should You Seal Your Crawl Space Vents? A DIY Guide to How to Install Vent Covers, Vent Fans, and Humidity Control](https://supply.crawlspaceninja.com/blogs/all/should-you-seal-your-crawl-space-vents-a-diy-guide-to-how-to-install-vent-covers-vent-fans-and-humidity-control): By AJ Howard, DIY Specialist at Crawl Space Ninja Supply If you've been researching crawl space humidity, mold, musty odors, encapsulation, or dehumidifiers, you've… - [Why We Built the Crawl Space Ninja® Dry Pro 70 Dehumidifier](https://supply.crawlspaceninja.com/blogs/all/why-we-built-the-crawl-space-ninja%C2%AE-dry-pro-70-dehumidifier): The Crawl Space Ninja® Dry Pro 70 Dehumidifier controls humidity in encapsulated crawl spaces up to 2,200 sq ft, removing 70 pints per day. - [Hydraway Waterproofing System for DIYers: What It Is, Why It Works, and How to Install It Correctly](https://supply.crawlspaceninja.com/blogs/all/hydraway-waterproofing-system-for-diyers-what-it-is-why-it-works-and-how-to-install-it-correctly): Struggling with water in your crawl space or basement? This guide breaks down the Hydraway Waterproofing System and explains why it outperforms traditional French drain… - [Why a 12 Mil Vapor Barrier Outperforms 20 Mil in Crawl Spaces](https://supply.crawlspaceninja.com/blogs/all/why-a-12-mil-vapor-barrier-outperforms-20-mil-in-crawl-spaces): Hi, I’m AJ with Crawl Space Ninja Supply, and I want to clear up one of the biggest myths I hear from homeowners and contractors: Let’s Clear This Up First The “Cat Pee… - [What Most Homeowners Get Wrong About Indoor Air Quality](https://crawlspaceninja.com/blog/what-most-homeowners-get-wrong-about-indoor-air-quality/): When thinking about indoor air quality, most people’s thoughts shift to obvious solutions like changing their air filters, dusting more frequently, or buying - [What Water Stains on Your Ceiling Could Be Telling You](https://crawlspaceninja.com/blog/what-water-stains-on-your-ceiling-could-be-telling-you/): Few things are more attention-getting than a water stain spreading across your ceiling. Whether it’s a faint yellow ring or a dark, expanding spot, it’s easy - [Termites, Termite Control in Crawl Spaces Step 1](https://crawlspaceninja.com/blog/termite-control-crawl-spaces/): I have decided to write a series on how to create a crawl space that is uninviting to termites and other pests. Pests like cockroaches, cave crickets - [Humidity Can Damage Your Home Even When It Isn’t Raining](https://crawlspaceninja.com/blog/humidity-can-damage-your-home-even-when-it-isnt-raining/): When homeowners think about moisture problems, they usually picture heavy rain, flooding, or plumbing leaks. But thanks to humidity, some of the most damaging - [8 Signs Your Insulation May Be Failing](https://crawlspaceninja.com/blog/8-signs-your-insulation-may-be-failing/): Summer is here, and many homeowners are bracing themselves for the higher costs of running their air conditioning for months. If your home feels harder to - [Extra Large Capacity and Quiet Dehumidifier](https://crawlspaceninja.com/blog/extra-large-quiet-dehumidifier/): Extra large capacity dehumidifiers that are also quiet are a rare find. Many of the dehumidifiers used to dry large areas over 3,500 square feet tend to be - [Crawl Space Encapsulation Dehumidifier](https://crawlspaceninja.com/blog/encapsulation-dehumidifier/): Are you considering an encapsulation dehumidifier to control moisture for your crawl space repair project? - [Winterizing Your Crawl Space](https://crawlspaceninja.com/blog/winterizing-crawl-space/): Winterizing your crawl space is a must have if your home resides anywhere temperatures fall below 32 degrees. The crawl space winterization package is - [Effective Virus Protection by Controlling Humidity](https://crawlspaceninja.com/blog/effective-virus-protection-by-controlling-humidity/): Crawl Space Ninja was initially founded to help improve indoor air quality for homeowners. We began marketing air purification to control dust and is - [Mold Remediation Mistakes #2 – Humidity](https://crawlspaceninja.com/blog/mold-remediation-mistakes/): It is well known that humidity is a major factor in growing mold. The problem is most companies do not lower humidity prior to starting their mold remediation - [Is It Normal to Have Moisture in My Crawl Space](https://crawlspaceninja.com/blog/is-it-normal-to-have-moisture-in-my-crawl-space/): Many homeowners are wondering, "Is it normal to have moisture in my crawl space?" Homeowners might expect there to be a certain amount of moisture from - [Effect of Condensation in Crawl Spaces](https://crawlspaceninja.com/blog/effect-of-condensation/): Crawl space condensation is a huge source of moisture and mold damage. Ignoring it doesn't make it go away. - [Best Humidity Level for Crawl Space](https://crawlspaceninja.com/blog/best-humidity-level-for-crawl-space/): What is the Best Humidity Level for your Crawl Space? Many homeowners ask this question and get very different answers depending on where the answer is coming. - [Crawl Space Encapsulation Sump Pump](https://crawlspaceninja.com/blog/sump-pump/): Crawl space encapsulation is difficult work and many don't want to spend the time or money to install a sump pump. Homeowners that have dry crawl spaces are - [Can I Install New Plastic Over Old in Crawl Space](https://crawlspaceninja.com/blog/install-new-plastic-over-old/): I received a question about installing new plastic over old plastic in the crawl space. - [Should I Install a Sump Pump?](https://crawlspaceninja.com/blog/should-i-install-sump-pump/): Is installing a sump pump in a dry basement or crawl space a good idea? Does flooding and the amount of rain fall in the east Tennessee area play a roll in whether your… - [Is It Mold or Mildew in Your Basement?](https://crawlspaceninja.com/blog/mold-or-mildew/): If you’ve noticed a musty smell or spotted strange discoloration on walls, floors, or stored items in your basement, you may be dealing with mold or mildew. - [Facts about Mold and Dampness](https://crawlspaceninja.com/blog/facts-mold-dampness/): Exposure to mold and dampness may cause health effects, according to the CDC (Centers for Disease Control and Prevention). They go on to say exposure could - [Top 5 Crawl Space Encapsulation Mistakes](https://crawlspaceninja.com/blog/top-5-crawl-space-encapsulation-mistakes/): So why are there so many crawl space encapsulation mistakes? There is no standard or guide contractors must follow to perform crawls pace encapsulation. You - [Six Places To Install a Dehumidifier](https://crawlspaceninja.com/blog/dehumidifier-locations/): Large, powerful, and very heavy. They're called 'whole home dehumidifiers' for a reason. For one, these things are often powerful enough to control humidity - [Crawl Space Encapsulation Vapor Barrier](https://crawlspaceninja.com/blog/encapsulation-vapor-barrier/): A professional grade encapsulation vapor barrier is typically not available at major retail stores. Most of the vapor barrier plastics found at Wal-Mart, - [Will My Energy Bill Increase after Encapsulation?](https://crawlspaceninja.com/blog/will-energy-bill-increase/): This article answers the question, "will crawl space encapsulation cause my energy bill to increase?" Is encapsulation worth it even if the bill goes up? Many - [5 Crawl Space Waterproofing Mistakes](https://crawlspaceninja.com/blog/5-crawl-space-waterproofing-mistakes/): Here are 5 crawl space waterproofing mistakes many contractors and homeowners make when correcting a flooded crawl space. The time, money, and effort it takes - [How Do I Know if My House Has Too Much Humidity](https://crawlspaceninja.com/blog/how-do-i-know-if-my-house-has-too-much-humidity/): How do I know if my house has too much humidity? We get many requests from homeowners on how to test, measure, or check humidity. Most are only concerned - [Spray Foam Insulation](https://crawlspaceninja.com/blog/spray-foam-insulation/): The list of advantages of using spray foam insulation doesn’t end here. According to some people who have used our services, their energy bills were reduced for up to… - [Vented Crawl Spaces](https://crawlspaceninja.com/blog/vented-crawl-space/): Controlling crawl space humidity is the key to a healthy crawl space and a healthy home. It is the same for basements too. - [The First Signs of Mold Poisoning](https://crawlspaceninja.com/blog/signs-of-mold-poisoning/): Mold thrives in hidden, damp places like your crawl space, basement, and attic. Untreated indoor mold growth causes severe health issues. The earliest signs - [Should I Remove Insulation from Crawl Space](https://crawlspaceninja.com/blog/should-i-remove-insulation-from-crawl-space/): This is a question we get a lot. This is because many contractors are telling homeowners that crawl space insulation - [10 Bad Crawl Space Repairs](https://crawlspaceninja.com/blog/bad-crawl-space-repairs/): When considering crawl space repair make sure you understand that you can make things worse if you do repairs out of order or incorrectly. - [Warning Signs of Crawl Space Water Problems](https://crawlspaceninja.com/blog/warning-signs-crawl-space-water-problem/): There are many warning signs of crawl space water problems, so today we are going to talk about how to tell if your crawl space is wet without using moisture