The Aprilaire 4038 Humidifier Drain Spud Kit is a humidifier component replacement kit used in the following Aprilaire humidifier models: Aprilaire 110 humidifier, Aprilaire 112 humidifier, Aprilaire 220 humidifier, Aprilaire 224 humidifier, and the Aprilaire 440 humidifier.
This Aprilaire Humidifier Drain Spud Kit is a plastic fitting which attaches to the base of the housing of your humidifier. It is designed to allow for the connection of the 1/2" humidifier drain hose in the aforementioned Aprilaire humidifier models. The Aprilaire 4038 humidifier drain spud kit should be cleaned periodically and changed as needed.
This is a genuine factory replacement Aprilaire 4038 Drain Spud Kit also known as the Aprilaire 4038 drain kit and April Air 4038 drain kit.