Air Mover Placement

Number and CFM coverage by water class.

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Details, formula, and sources

Number of air movers = max(area / 150 ft² per AM, perimeter / 12 ft per AM) per IICRC S500-2021 placement guidance (one AM per 150-300 ft² of affected floor, every 10-16 linear ft of wet wall).

IICRC S500-2021 §10 (Equipment) and §12 (Drying Process) by name.

IICRC standards licensed; principles free in published water-damage-restoration training literature.

Estimate. AHJ and licensed professional govern.

Field names used by the API: affected_area_ft2, water_class, air_mover_count, ft2_per_unit, total_cfm, cfm_per_ft2, placement_pattern

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