Assembly bolts can be used for installation. May be welded or riveted if desired. Material is 20 Ga cold rolled steel.

Mounting Flange - 6-15/16" wide x 11-5/8" long.
Lid - 5-3/16" wide x 10-7/16" long
Finish - Zinc plated
Weight - 2 lbs.
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Unit of Measure
Items
Side Cowl Ventilators

Polar Side Cowl Ventilator
Side Cowl Ventilators

Polar Side Cowl Ventilator Supplied with Screen
Finish N/A Zinc Plated
Weight N/A 2 lbs
Outside Flange Length N/A 11 5/8 in
Outside Flange Width N/A 6 15/16 in
Lid (Door) Width N/A 5 3/16 in
Lid (Door) Length N/A 10 7/16 in