Feature:1. Suitable Scene: Square boat window has a wide range of applications and is suitable for storage compartments, living rooms, lounges or wherever windows are required, to enhance interior light.2. Waterproof: The entire frame of the window has a waterproof rubber ring to ensure a complete watertight seal, so that your boat will not be damaged by bad weather when traveling in the sea.3. Comfortable Environment: Heavy duty aluminum alloy frame with clear tempered glass ensures the overall robustness and security of the window and provides a comfortable environment by resisting the harsh marine environment and blocking sound and heat.4. Adjustable Design: Rounded corner boat windows with side sliding opening and closing with stainless steel 304 latches on both ends to protect the stability of the window when closed and with adjustable 180 window adjusters for any opening angle you choose.5. Rugged Structure: Square boat window is made of high grade stainless steel, aluminum alloy, rubber, and tempered glass, which is hardness, sturdy and durable and has a long service life.Specification:Item Type: Boat Window Material: Stainless steel + aluminum alloy + rubber + tempered glass Window External Size: Approx. 660mmx510mm/26x20in Installation Thickness: Approx. 10 to 20mm/0.4 to 0.8in (there will be a 2mm error for glue fixing), self tapping screw installation (not included) installation aperture 10mm Installation Opening Size: Approx. 600x450mm/23.5x17.7in Applications: Ships, yacht staterooms and opaque and non ventilated places, install windows on yachts to increase light transmission and introduce a wider perspective, without moving to the deck to enjoy the beautiful scenery of the ocean, open the windows to feel the freshness of the sea breeze head on! Fitment: Suitable for ships and yachts where windows are required .Package List:1 x Boat Window