N.660 pipone Flue fan without shell with shaded pole motor. Complete... Interchangeable wth models: PL20 e PL21 della L2...
N.662 pipone Flue fan without shell, motor with external impeller,... Interchangeable with modles: PL20 and PL21 of L2 Natalini...
N.663 pipone Flue fan without shell, motor with external impeller,... Interchangeable with models: PL30 della l2 Nattalini/Sit...