12.7″ Porthole Window Anodized Aluminum Marine Hatch with 10mm Thick Acrylic Lid
The porthole window is engineered to fit a 15mm/0.59″ deck perfectly, making them suitable for various boat types, yachts, and RVs. The lid can be held at any angle up to 95 degrees, and for maximum accessibility, it can open up to 180 degrees by removing pins.