Wall louvers are installed in the gable end of the attic. The higher they are placed， the more effective they become as exhaust vents. Wall louvers are not preferred for ventilating an attic， because they provide limited airflow under the roof deck and resul.

• Brand Name: Air Vent
• Opening Width: 12 in.
• Opening Length: 18 in.
• Color: White
• Material: Aluminum
• Product Type: Wall Louver
• Coverage Area: 59.4 sq in
• Exterior Length: 12 in.
• Exterior Width: 18 in.