For use with 3″ I.D. wire-supported ventilation hose. Comes with flexible hose flange for simple, secure insertion into the deck hole. Flange is screwed onto hose, then the vent snaps easily onto the flange. Vent constructed of chrome-plated die-cast Perma-Plate ZAMAK. Flange is non-corrosive plastic.Dimensions: 5-5/16″ W x 6″ L 2-1/4″ H. (neck extends 1″ below deck) Installation hole size: 3-1/4″ to 3″ diameter.
Pre-drilled with three holes for #8 screws
Attwood part number: 1364A3
Attwood has been proud to serve for more than 100 years