Crawl Space Encapsulation Supplies From Crawl Space DIY Shop Our Best-Selling Products Kickstart your project with Crawl Space DIY, your go-to source for the best encapsulation and insulation supplies featuring vapor barriers, dehumidifiers, insulation, sump pumps, and so much more! Shop now Project Bundles Westinghouse | WH50BBU | 1/2 HP Compact Primary and Battery Backup Pump System The Westinghouse 1/2 HP compact primary and battery backup pump system is designed to protect basements from flooding during power outages or High-water volume instances $499.00 –1+ Add to cart Crawl Space Supplies By Categories Air Quality Crawl Space Foundation Waterproofing Insulation Sump Pump Mold Check out our featured Crawl Space Products Westinghouse | WH50BBU | 1/2 HP Compact Primary and Battery Backup Pump System $499.00 –1+ Add to cart Aprilaire E070 Pro Complete Kit – 70 Pint Dehumidifier Bundle $1,505.99 –1+ Add to cart Crawl Space Premium Drainage Matting | 4’x50’ | Crawl Space DIY $125.00 –1+ Add to cart WHITECAP WOVEN 12 MIL LINER | 4’x 200’ 800 SQ FT | 12’x 100’ 1000 SQ FT $199.99 – $299.99 Select options Westinghouse | WH50BBU | 1/2 HP Compact Primary and Battery Backup Pump System $499.00 –1+ Add to cart Aprilaire E070 Pro Complete Kit – 70 Pint Dehumidifier Bundle $1,505.99 –1+ Add to cart We Have All The Brands You Trust Testimonials from Our customers Chad Roberts I received this dehumidifier a few weeks ago for my basement and I can’t be any happier with the product. The best part is that there is no wate… Read Morer tray to be emptied!Read Less Brittney Amos Fast Shipping, I just got it installed yesterday but so far I love being able to control it with my phone. Will buy again from Crawl Space DIY… Read MoreRead Less Eli Weiss The main reason I bought from this company is due to free shipping. I went with this dehumidifier due to the ultra-compact design and it fits perfectl… Read Morey in my low crawl space.Read Less John Doe I couldn’t believe how fast this dehumidifier arrived at my home and it being free shipping was the cherry on top for me. I will be a repeat cus… Read Moretomer.Read Less Cody Stevenson This liner was great. I needed help installing it and Crawl Space was able to give me some pointers over the phone.… Read MoreRead Less Mike Stiers I really like this white drainage matting. Looks great in my crawl space! The price was the best of found for this quality of product.… Read MoreRead Less View All Write a review Helpful product & installation guides From Crawl Space DIY Whether you’re looking to encapsulate your crawl space or just install a dehumidifier, Crawl Space DIY offers expert advice and step-by-step instructions to simplify the process and save time and money on your next project. DIY Guides