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Refrigerant and desiccant dehumidifiers dry air in different ways and excel in different conditions. Here is how to choose for your job.

Dirty coils and clogged filters cut dehumidifier performance. Learn the maintenance steps that keep a unit removing moisture efficiently.

How to size a dehumidifier for a basement based on square footage, dampness level and ventilation. Sizing chart and what to avoid.

Practical guide to sizing a commercial dehumidifier for restoration, basements and warehouses. AHAM vs saturation ratings and worked examples.