The 42-36 Type self-regulating flow controller, crafted for district heating networks, manages flow levels in piping systems with modifications conducted at the constriction point. Compatible with both supply and return lines, it boasts external adjustments for spring setpoints. The 42-36E variant is equipped with an electric actuator. Characterised by its quiet operation and minimal maintenance requirements, this regulator is versatile for a range of mediums such as water, steam, and air, utilising a balanced, single-seated plug valve.