The Crawl Space Ninja Alpharetta Encapsulation System is created and installed by Certified Crawl Space Ninja Installers. Our proprietary installation methods make every crawl space encapsulation unique to your crawl space needs. The goal is to make your crawl space worry-free and this is why improving your indoor air quality is our top priority when developing your crawl space encapsulation package. Beware of contractors that create crawl space odors due to improper encapsulation methods.