Tune-up Kit Aprilaire model 445/445A

Aprilaire Maintenance Kit for Model 445/445A Humidifier Kit contains: 2- #12 Pads 1- #4004 Strainer 1- #4081 Distribution Tray 1- #4091 Feed Tube 1- #4148 Impeller 1- #4232 Blue Orifice AirFilters.com This Aprilaire Maintenance Kit is for Model 445/445A Humidifiers and contains (2) #12 pads, (1) #4004 Strainer, (1) #4038 Drain Spud, (1) #4081 Distribution Tray, (1) #4091 Feed Tube, (1) #4148 Impeller and (1) #4232 Blue Orifice.