Description
Upgrade or replace the steam dispersion tube in your AprilAire steam humidifier with the AprilAire 4991 Steam Dispersion Tube & Screws—a precision-engineered component designed to evenly distribute steam throughout your ductwork for efficient, consistent humidification. Made from durable metal and including mounting hardware, this OEM part ensures a reliable fit and superior performance.
Specifications:
- Product Length: 10.05 inches (25.527 cm)
- Product Width: 3 inches (7.620 cm)
- Product Height: 2.85 inches (7.239 cm)
- Product Weight: 0.585 lbs (0.265 kg)











