This Autflo 250 is also known as the 40EP. This "Compatible"
replacement pad allows your humidifier to release clean, humidified air. The 250 is the correct compatible replacement for the following humidifier models: Autoflo 40, Autoflo 40S,& Autoflo 250
The evaporator pad helps inhibit mineral and slime build up- as well as prevents bacteria, mold, and mildew from getting into your humidifier and humidifier water pad.
Autoflo 250 Humidifier Pad Filter Compatible Replacement: Contains 1 humidifier pad filter
Product Dimensions: 8.75" x 9" x 1.63"
No longer includes plastic frame