Air Defender 2500 - The Air Defender series of air cleaners is designed for high efficiency air cleaning in critical environments like hospitals, dairy mixing and biomedical facilities. The Air Defender 2500 is a 4-speed stationary air cleaner that offers a maximum of 1470 CFM and it is fitted with a LCD control panel to monitor airflow. It utilizes 24-inch square filters and the 2500 combines 2 Air Defender 1500 housings for double the filtration square footage. The 2500 is provided with 4 pre-filters, 2 12-inch deep HEPAs and 2, 88-pound carbon cells. The housing is stainless steel and it is fitted with a 4" diameter source capture arm. The LCD panel can be set to control the unit's activation and it will also monitor hours of operation, internal filter pressure and will notify of the need to change filters. Optional items include anti-germicidal UV lamps and a built-in particle counter. This air cleaning unit is often used in very specialized air purification projects where it is configured per the application. Please contact us if you have an application that will call for a unit like the Air Defender 2500 that we can propose a configuration tailored to your needs.