The Pure ECDDR is a steam humidifier designed to be attached to either a steam nozzle or a small blower system. Twice per year maintenance on the Pure ECDDR humidifier consists of washing out the water basin to remove scale buildup. We stock all the available parts for the Pure ECDDR series humidifiers. The ECDDR Series Humidifier is specifically designed to operate with deionized, demineralized, or reverse osmosis water. All components that will be in contact with water are constructed of type 304 stainless steel, incoloy, or corrosion resistant materials.