Well Access/Escape Hatch Caps, Basement Windows Lid Load-Bearing and Stable for Shafts, Roofs, Terraces, Vents(60x60cm/23.62x23.62in)

Brand：HSOQNMade of thickened aluminum alloy, this access roof window cover has a solid structure and sealed design to easily cope with harsh environments, ensuring long-lasting stability of the passage and protecting your indoor safety all year roundProduct name: Aluminum alloy roof access coverMaterial: aluminum alloyColor: dark grayAluminum alloy thickness: 1.2mm/0.047inFunction: protection/security/anti-theft/energy savingFeatures: Strong, high strength, weather-resistant, anti-fadingInnovation: Hydraulic support rod/internal locking/cover wider than chassis (waterproof)Size: Provide common inner diameter sizes and support customizationPackage contents: 1×roof access cover, 4×boltsMeasurement tips: The inner diameter of the chassis ≥ the wellhead opening sizeBottom frame and cover frame: cover outer frame size = bottom frame inner diameter size + 11cm / 4.33inchThings to note:1. Regularly check the status of the sealing strip. It is recommended to clean it every six months and check whether there are aging cracks2. Please confirm that the frame is completely level during installation to avoid tilting which may affect the sealing effect and service life

• Sturdy and durable: Made of thickened aluminum alloy, the top cover is designed with reinforced ribs, and has a static load-bearing capacity of up to 30 kg. The structure is solid and stable and will not deform after long-term use
• Safe and rainproof: built-in high-elastic rubber sealing ring to prevent rain, dust, and debris from invading to the greatest extent. Equipped with a 90° rotating handle for easy locking, making it safer and more secure
• Smooth experience: Built-in 2 hydraulic buffers, the opening and closing process is smooth and smooth. You only need to apply force to open and close, effectively preventing the cover from closing suddenly, making it safe and worry-free to use
• Easy to install: pre-set installation holes, comes with expansion screws, can be installed directly. After fixation, sealant can be used to fill the gaps to achieve complete weatherproofing
• Widely used: suitable for residential attics, commercial buildings, basements, etc., can be used as attic skylight covers, escape skylight covers, basement exit covers, emergency access covers, manhole covers, cellar covers