●Applicable ventilation fan: For 7.9 inches (20 cm) ●Mounting thread pitch: HxW285x285 mm ●Specifications: Forced ventilation type ●Air outlet: Bird proof ribbed
Description
When using, please pay attention to the wall thickness and the opening dimensions of the ventilation fan shutters. Reduces wall stains caused by rain droplets on both sides of the water Pre-blown debris reduces bird and wall stains.