Tjernlund EF-6 Duct FanThe Tjernlund EF 6 Duct Fan is a robust in line duct fan that boosts airflow in ducts for balanced ventilation in homes, garages, and commercial spaces. This 6 inch, 120 volt inline fan delivers steady performance with a 0. 4 amp draw and a compact 30 watt power rating, achieving up to 180 CFM at 3000 RPM. Built with galvanized steel housing, it resists corrosion and stands up to tough operating conditions while connecting to round, flexible ducts for

tool-light installation to save installation time

The unit’s compact footprint measures 3

In-Line thermal expansion tank for closed potable water systems

protecting airflows and system efficiency

helping to purge residual gases before ignition and reduce flame rollout risks

delivering precise shutdown and reliable safety for your boiler system

the actuator head sits above the horizontal center line to maximize clearance and reliability in compact installations

pump houses

PTFE rider ring

7 A at 240V (full load)

Application: Replacement for compatible commercial/industrial fans

the VCZBD1100 maintains reliable seal integrity under typical heating and cooling loads