The AprilAire 4990 Fill Cup Cap is a precision-fit, OEM replacement cap designed specifically for AprilAire steam humidifiers. Its sleek design ensures a secure seal to prevent leaks and maintain consistent water delivery—an essential part for safe, efficient humidifier operation.
Specifications:
- Product Length: 2.65 inches (6.731 cm)
- Product Width: 2.6 inches (6.604 cm)
- Product Height: 0.2 inches (0.508 cm)
- Product Weight: 0.02 lbs (0.009 kg)
