Stainless Steel Roof Caps, Escape Hatch Cover Basement to First Floor, with Lockable Handle, with Pneumatic-Hydraulic Rods, with Rubber Seal Strip

Specifications:Inner diameter500mm*500mm,550mm*550mm,600mm*600mm,650mm*650mm,700mm*700mm,750mm*750mm,800mm*800mm,850mm*850mm,900mm*900mmMaterial: Stainless steelSealing strip: Rubber sealing strip embedded in the roof skylight cover frameDesign: Snap lock design, easy to lock, secure the hatchMulti-function: escape hatch cover, basement exit cover, cellar coverHydraulic rod: Comes with 2 hydraulic support rodsEasy to install: Each unit comes with pre-drilled mounting holesPackage includes:1*Stainless steel cover

• Clasp Lock and Handle Design: The padlock makes it easy for you to lock the interior to prevent outsiders from getting in for added peace of mind. Thoughtful handle makes it easy to turn on and off.
• Versatile: It can also be used as an attic skylight cover, escape hatch cover, basement exit cover, emergency access lids, wellhead cap, cellar cover, manhole cover.
• Hydraulic Support Bar: The power support lever that opens the skylight is a new type of opening tool that can be opened freely and has support force.
• Easy Installation --- The window cover can be drilled and mounted (with bolts). If you want to make it more waterproof, fill the gap with glue.
• Weatherproof Roof Hatch Lid: This roof skylight cover is made of 304 stainless steel, sturdy and resistant to hail, heavy rain and high wind blows. Load-bearing strong.