Motorized dc air moving impellers boost CFM

JARO Motorized (dc) impellers provide high levels of static pressure (32.72 / 44.58mmAq in free air – per rated voltage) and deliver strong advantages over other types of leading air movers. The ISO-certified (190 x 69mm) impeller is suitable for high-impedance applications. Product’s reversed blade design (PWM speed controlled) provides a rated speed of 2500 / 2800 RPM, with a 324 / 369 CFM. http://www.jarothermal.com