31.5" L x 31.5" W Roof Hatch Building Roof Access Hatch Aluminum Alloy Roof Escape Hatch Black Roof Security Door Roof Maintenance Hatch

Detail● Build to Last: Made of premium aluminum alloy, this product is not easy to deform, ensuring a long service life. The handle is fixed with screws, which can not easily be damaged by pulling.● Easy to Install: The moderate weight, combined with its well-designed structure, makes the installation process relatively straightforward, which can save on installation labor and time.ApplicationLarge roof access hatch is suitable for residential buildings, commercial buildings, industrial plants, warehouses, hotels, restaurants, shopping malls, etc.Specification● Material: Aluminum Alloy● Color: Black● Shape: Square● Opening and Closing Angle: 90°● Package Size: 92.5x92.5x9.5cm/36.42x36.42x3.74in● Outer Size: 91x91cm/35.82x35.82in● Inner Size: 80x80cm/31.5x31.5in● Gross Weight: 8.9kg/19.62lbs● Net Weight: 8.1kg/17.86lbsPackage Included1 x Roof HatchNotePlease check the heavy duty roof maintenance hatch size carefully before purchasing.

• 【Optimal Size】With an outer dimension of 35.82x35.82 inches and an inner dimension of 31.5x31.5 inches, it provides a generous access area while fitting well into most standard roof structures.
• 【High Safety】The door can only be opened from the inside and not from the outside. This feature provides security, preventing unauthorized access to the building's interior from the roof.
• 【Thoughtful Design】The 90-degree opening and closing angle and the hydraulic support rod allow for easy access to the roof space, enhancing safety during use.
• 【Switch-type Handle】It simplifies the opening and closing process and functions as a straightforward on-off mechanism, allowing you to easily access the roof space with just a simple grip and turn.
• 【Sealing Rubber Gasket】It contributes to a quiet opening and closing process by minimizing friction-induced noise. It can also avoid rain, debris, etc. from entering the building, reducing the cleaning pressure.