Otturatore automatico a timpano in alluminio sfiato 19,25 pollici x 19,25 pollici resistente alle intemperie
The GAF Master Flow automatic 20 in. Power Gable Vent Shutter is designed to be used with GAF Master Flow EGV/PG series electric gable fans. Constructed of white aluminum, that can be painted. Use with all attic power gable mount vents.