Ventline (V2111-13) Polar White Horizontal Exterior Wall Vent Model: V2111-13 Automotive Exterior Vent for Ventline Ducted Range Hoods Weatherproof outside vent features a lockable damper, heavy styrene construction and a 1-3/4 Inch Rough opening is 3-3/4 Inch x 10-1/2 Inch Overall size 11-5/8 inch x 5-9/32 Inch Polar White