Tjernlund EF-10 Inline Duct FanThe Tjernlund EF 10 is a compact duct fan designed for 10 inch flex or metal duct, delivering strong, reliable airflow in a compact footprint. It is ideal for upgrading or installing ventilation and exhaust systems in tight spaces where space and efficiency matter. This inline duct fan pushes air efficiently through 10 inch duct runs, helping to control moisture, odors, and heat buildup in bathrooms, laundry rooms, basements, and kitchens. Built for

Compliance: ULC standard compliant

Capacitance: 10/12

single-pole operation that helps maintain consistent heating performance

Ambient temperature range: Operating 32–150 Deg F

8-inch duct size round damper for straightforward installation

Key specs include multiple contact voltages (208/120/240/277/480 VAC at 50/60 Hz) and flexible current ratings to match your equipment

Ignition: Intermittent pilot burner design for reliable startup

9 Inch Height

includes two auxiliary switches

By matching pump speed to system demand

Plated finish provides corrosion and wear resistance

Direct Spark Ignition Control for Armstrong 80K12 furnaces delivers reliable ignition and safer operation with a compact