Dehumidifiers/Crawl Space Dehumidifiers
Crawl Space Dehumidifiers Reviews & Guides
Crawl space dehumidifier reviews - low-profile and encapsulation units compared on cool-temperature performance, drainage, reliability, and value.
← All reviews
Use-Case GuideWhat Humidity Should a Crawl Space Be?
What humidity should a crawl space be? Below 60%, about 50% on the dial. Vents, vapor barriers, drying slowly and the dehumidifiers built for it. (updated 2026)
ComparisonA7.0 / 10B7.0 / 10
AlorAir vs Santa Fe: Sentinel HD55S or Compact70 for a Crawl Space
“I just encapsulated this summer (1300 sq ft) and bought Alorair. It’s been a few months and it works well.”
← 12.5 in wide (AprilAire) →SCORE7.1 / 10
AprilAire
AprilAire E070 Review: Built to Duct, Light on Published Ratings
70 pints/day @ 80°F · 50°F minimum inlet air · 200 CFM, 8 in ducts · No pump in cabinet
“Our 4 year old E070 has developed a drip from under the black drain threaded nipple.”
Buying GuideBest Crawl Space Dehumidifier: Santa Fe, AlorAir or AprilAire
Best crawl space dehumidifier: Santa Fe vs AlorAir vs AprilAire on 65°F capacity, cold-weather limits, drain and pump needs, and warranty terms. (updated 2026)
← 12 in wide (Santa Fe: 12"W x 12"H x 21"D) →SCORE7.0 / 10
Santa Fe
Santa Fe Compact70 Review: Strong Warranty, Built for Sealed Crawl Spaces
43.7 pints/day @ 65°F · 49°F minimum · No built-in pump · 5-yr defect warranty
“I have the Santa Fe Compact 70 myself. No problems at all over the last 3 years or so I've had it.”
← 19.2 x 12.2 x 13.3 in, 44 lb (AlorAir HD55S spec sheet) →SCORE7.0 / 10
AlorAir
AlorAir Sentinel HD55 Review: Runs Cold, Rated Lower Than the Box
36.33 pints/day at DOE 65°F · Runs to 33.8°F · Gravity drain · 115 V, 4.1 A
“Yes. If it fails beyond 6 months of purchase, you pay for shipping it back. And Aloriair does not make it easy.”