Style A-external hinge. Anodized heavy-duty aluminum frames. Heavy-duty acrylic top. No sharp corners to snag lines or sails. Heavy-duty hinges, quick acting, adjustable tie down dogs. Locked vent position, molded trim ring.
| Brand | Bomar |
| Cut Out | 18-1/2" x 18-1/2" |
| Flange | 20-1/8" OD x 20-1/8" OD |