The Electro Air ECD1500B electronic air cleaner is a self-contained room air cleaner. It is typically mounted to the ceiling and has a built in fan to move the air around the room. Maintenance on it consists of washing the prefilters as well as the collector cells on a monthly basis. Details of this work are listed on our site in the troubleshooting section. Parts for the Electro Air ECD1500B electrostatic electronic air cleaner are listed below.