Filters April Aire Replacement Filters can be purchased at our office Monday – Friday from 8 am to 5 pm. Please fill out the request below and we will have it pulled and waiting for you.Name* First Last Email* PhoneApril Aire Filters 201 401 501 213 413 Humidifier Water Panels 35 10 12 CAPTCHACommentsThis field is for validation purposes and should be left unchanged. Contact Us (502) 583-1759 Automatic Air Corporation367 Baxter Avenue, Louisville, KY 40204 "*" indicates required fields First Name* Last Name* Email* PhoneHow can we help you?CAPTCHAEmailThis field is for validation purposes and should be left unchanged.