Precise Control: Allows for infinite flame adjustment and high turndown ratios (up to 30:1)

Maintenance Efficiency: The unitized design permits all internal components to be serviced without disconnecting the iron body from the main line

Fabricated from heavy-duty corrosion resistant steel

Always verify the specific frame size and motor shaft diameter before installation to ensure a proper interference fit

Tjernlund Products EF-14 Duct Fan 319825-402 Precise Control: Allows for infiniteThe Tjernlund Products EF 14 Duct Fan is a heavy duty 14 inch inline duct booster engineered to rectify airflow deficiencies in high capacity residential and commercial HVAC ventilation systems. Built with a 24 gauge galvanized steel housing and ribbed duct stops, this 120V axial fan delivers a powerful 1200 CFM free air rating to overcome static pressure in long "trunk line" runs or large diameter flexible ducting. Operating at 1500 RPM with a 1 25