Multi-size Porthole Stainless Steel Boat Window Acrylic Round Shape Opening Portlight for Boat Marine Accessories Details Images CODE CUT-OUT DIMENSIONS HF03-021 5" (126cm) HF03-022 6" (151cm) HF03-023 7" (175cm) Products Description Stainless Steel Boat Portlight #316 Stainless Steel acrylic Portlight, using high-quality acrylic window material, has excellent pressure resistance and light transmission, The darker ink color is able to mitigate the effects of glare from the sunlight reflecting off the sea surface, with China's first-class boat window quality. It has passed the salt spray test, has high resistance to the corrosiveness of seawater, and can last for a very long time. Lightweight and stable Hanse Marine have used a high quality cast aluminium frame with an anodised finish to make this Portlight both lightweight and highly resistant to salt spray at sea. The triangular brackets also provide a strong and stable support for the window that making it able to withstand wind and waves. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.