👍Compact Design Crawlspace Dehumidifier - Our sentinel HD55P dehumidifier fully complies with the electrical safety ETL. AlorAir Sentinel HD55P Crawl Space Dehumidifier. 👍Automatic Defrost - a quick and efficient defrosting process, that truly makes the dehumidifier able to work at a low temperature, if frost is detected on the coils, an automatic defrost cycle runs to avoid frost build-up and issues associated with that build-up.
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