Atlantic Portlights boast heavier frames than Lewmars Standard Portlights, with a single welded frame joint and additional aluminum frame bonded to the smoke gray acrylic lens for added strength. They seal watertight to 5psi, and are designed to drain water quickly, even when mounted on an angled deckhouse. Excellent for other angled applications like cockpits and hulls. Small opening sizes. Silver color clear-anodized aluminum frames. CE-Approved for in-hull installation. Material: Smoked gray acrylic lens, clear anodized aluminum frame Latches: Quick-action handles Hinges: Friction hinges hold position without stays or strap Included Accessories: Mounting hardware, trim, fly screens, instructions Warranty: Three years