Polar Hardware Multi-Purpose Ventilators Aluminum Vent With Closure
This Popular Aluminum Ventilator Is Supplied With An Internal Closure To Open And Close The Vent. Just Slide The Lever To Open 7 Close Vent.
Back Has Four 2" Diameter Holes To Allow Flow Of Air.
Can Be Used On Cargo Trailers, Horse Trailers And Dry Freight Trailers.
Front 7 Back Are Aluminum. Insert Is Zinc Plated Steel.
Weight - 1 1/2 Lbs.