Constructed of 20 gauge galvanized sheet iron and has an optional steel base. The diameter of the mouth opening is about twice that of the pipe and the vent is plated with zinc chromite primer prior to shipment. Please specify height required if other than shown in specifications.
Mushroom Type
A well known standard in the marine industry, these ventilators are available in a variety of metals. Supplied with a rubber gasket to ensure a watertight seal around the cap.