Roof Access Hatch with Support Rods, Roof Steel Security Door Aluminum Alloy Material for Rooftops, Passageways, Skylights(85x85cm/33.46x33.46in)

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, safety and reliability of the passage, and protecting your indoor safety all year round.Product 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. For smooth installation, please measure the opening size in advance and leave 1-2 cm of space around the product.2. During operation, please hold the handle tightly and open and close at a constant speed to avoid suddenly letting go, causing damage to the hydraulic rod and affecting the use experience.

• Flexible size: We provide a variety of inner diameter sizes to choose from. The cover adopts a wide-edge design to fully cover the edge of the base and effectively block rainwater. If there is no suitable size, we also support customization according to the size you provide
• Durable aluminum frame: Using an aluminum alloy frame with a powder-coated surface, it is weather-resistant and has strong load-bearing capacity, ensuring it remains stable and reliable in extreme outdoor environments and has a long service life
• 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, protecting your property all year round and providing greater security and peace of mind
• Widely used: Access hatches not only provide convenient roof access in a variety of environments such as factories, warehouses, workshops and businesses. Can also be used as attic skylight cover, basement exit cover, emergency exit cover, basement cover, manhole cover
• Easy to install: Our roof access hatches come with pre-drilled mounting holes and expansion screws for direct installation. After fixing, you can also use glue to fill the gaps to form a more sealed space environment