Fireplace Exhaust Fan Flue Fan Chimney Draft Inducer. Chimney Exhaust Fan For Fireplace. For Square or Rectangular chimney. TECHNICAL VALUES VERIFIED BY THE UNIBAS UNIVERSITY. Nino of the dept. Of engineering and physics of the environment. SINGLE-PHASE GEMI CLASS H MOTOR. SUCTION OF 3800 M³ /. ROBUST ANTI-VOLATILE PROTECTION GRID…