The Prem-I-Air industrial evaporative humidifier with timer & humidity settings, features a 30L tank capacity, multi humidity settings (low 30%, medium 45%, high 60% & continuous), 500 m 3/h airflow, adjustable louvres, water funnel for easy fill & three timer settings (2, 4 & 8 hr). The product is manufactured out of high impact resistant ABS & is fitted with 6 discreet castors for ease of movement.