Provide passive ventilation for your cabin by reducing stagnant air, mold and mildew without opening a hatch. Fully adjustable with a manual knob. Translucent center provides additional light down below. O-ring and gasket prevent water ingress. Trim piece provided for thru deck installations. 4 hole required. Constructed of injection molded nylon with a nylon cover. Includes all necessary hardware for installation.
| Brand | Sea-Dog Line |
| Finish | Dark Grey |
| A | 8" |
| B | 1-3/4" |
| C | 4" |
| D | 5" |
| Hole | 4" |