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| Color | : | Black |
| Dimensions | : | 1-1/8 in H x 1-3/8 in W |
| Material | : | Plastic |
| Specifications | : | 1/2 in OD Drain |
| Suitable For Use With | : | Model 550, 560 Humidifier |
| Type | : | Replacement |
The Aprilaire 4223 Drain Spud is the plastic fitting that attaches to the base of the housing of your humidifier. It is designed to connect to a 1/2 in O.D. drain hose.
Aprilaire®, 4223, Drain Spud, Replacement, For Use With: Model 550, 560 Humidifier, Specifications: 1/2 in OD Drain, Plastic, Black, 1-1/8 in H x 1-3/8 in W Dimensions