The Aprilaire 4093 is a compatible part for the following humidifier models:
The Aprilaire 4093 Humidifier Reservoir Liner is a reservoir liner for several models of Aprilaire humidifiers, including the 445, 445A, and 448. This humidifier reservoir liner is a plastic insert that fits in the reservoir located at the base of your humidifier. Maintenance is quick and easy with this with this Aprilaire humidifier part, which is also manufactured with high quality and dependable material. Keep your Aprilaire humidifier functioning properly at its optimal factory setting with this reservoir liner.
Aprilaire 4093 Humidifier Reservoir Liner specifications: