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Updated July 2026 Quick Specs Typical dew point range -40°C to -70°C, depending on process step Typical relative humidity Below 1% RH Room temperature (cell assembly) 22°C ± 2°C Core technology Desiccant (adsorption) dehumidification — rotary wheel or liquid desiccant…

Quick Specs Desiccant salts Lithium chloride (LiCl), calcium chloride (CaCl₂), lithium bromide (LiBr) Achievable dew point (current deployments) ~2°C to 13°C (roughly 4-55°F), salt-limited Regeneration temperature 60-140°C conventional; 32-55°C heat-pump-coupled Common hardware setups Packed-bed, membrane (LAMEE), heat-pump-coupled Typical media life…

Quick Specs Refrigerant dew-point floor ~+4 to +7°C (39-45°F) Desiccant dew-point floor to ~-40°C Governing test standard ANSI/ASHRAE 139-2025 Process-air temperature rise ~13°C across a rotary desiccant wheel Typical desiccant regeneration heat ~2,400-2,600 kJ per kg of water removed (heat…

Updated July 2026. A rotary desiccant dehumidifier is a type of dehumidifier that pulls moisture out of the air using a slowly rotating wheel instead of a refrigerant compressor, and it’s what facilities reach for once a target drops below…

Quick Specs: DOAS Rooftop Unit Outdoor Air Handled Up to 100% Typical Tonnage Range 3 – 80 tons Typical Airflow Range 500 – 20,000 CFM Supply-Air Dewpoint Roughly 43°F – 55°F, model dependent Energy Recovery Wheel or plate, effectiveness 45–80%…

Quick Facts: Commercial Rooftop Units Typical Size Range 2 to 150+ tons (24,000 to 1,800,000+ Btu/h) Efficiency Metric IEER (Integrated Energy Efficiency Ratio), minimum set by DOE 10 CFR 431.97, tiered by capacity Standard Refrigerant (2026) A2L types such as…

Quick Specs Typical capacity range ² tons (small retail) to ²60+ tons (large industrial) AHRI rating standard AHRI 340/360-2022 (commercial unitary equipment; residential-scale units instead use SEER) Minimum efficiency 14 IEER under ASHRAE 90.1-2022 for standard-efficiency units <135,000 Btu/h Core…