CPR/AED Training Class is held at the Winnetka Fire Station (428 Green Bay Road). Classes begin at 8am. Training classes are $25. If... More… CPR/AED Training Class is held at the Winnetka Fire Station (428 Green Bay Road). Classes begin at 8am. Training classes are $25. If you would like a certification card, the cost for the class and card is $50. Once your registration form has been submitted, payment for the class can be made at Village Hall (510 Green Bay Rd.) from 8:30am-4pm, Monday-Friday (excluding holidays). Less…