The Helios VKH 125÷15−50 is a precision airflow regulator designed for insertion into ventilation ducts and duct components. Built from durable polymer and equipped with a rubber sealing ring, it ensures a tight and secure fit within the duct system.
Suitable for both vertical and horizontal installation, this unit controls the volume of air by adjusting the opening cross-section, keeping airflow consistent regardless of system pressure changes. Ideal for energy-efficient ventilation and maintaining balanced air distribution in HVAC setups.