30 34 36 38 40 Large Commercial Roof Access Hatch Roof Manhole Lids,Steel Ceiling Entry Hatch with Handle & Gas Shock Strut,Roofs Rainproof Board for Warehouse/School,34x40in(86.3x101.5cm)

This roof access hatch adopts a high-quality material combination of an aluminum alloy main frame, galvanized steel panel, and 304 stainless steel hinges, featuring multiple advantages such as sturdiness, convenient operation, and safety, making it a reliable choice for roof inspection and multi-scenario applications.● Specification:Material: Galvanized steel panle + aluminum frameColor: Dark GreySize: Customizable (Length x Width)Lid Outer Frame Outer Diameter Size = Bottom Frame Inner Diameter Size + 11cm / 4.3inchMeasuring Tip: Bottom Frame Inner Diameter Size ≥ Wellhead Opening SizeTips: Roof access doors can only be opened and closed from the inside, not from the outside● Features:Smooth Corners improve the safety of usePre-drilled Holes enables easy installationPull handle design for easy opening and closingHandle & slam lock add convenience and securityInlaid rubber sealing strip to prevent rainwater from penetrating through gaps7.5cm wide reinforcing bar in the middle of the cover to make it more load-bearing and sturdyThe roof hatch provides convenient access for maintenance, repairs, and installations on rooftops● Package Include:1 x Roof Hatch Cover, Bolts● Tips:Minor errors can be 1cm error due to different batches and manual measurements. Thank you for your understanding.There may be chromatic aberration due to the difference between the recording lamp and the display. Please refer to the actual product.

• 【Rooftop Hatch Cover】We have a total of 129 sizes for you to choose from. This premium roof access hatch is crafted from thickened, lightweight aluminum alloy, offering excellent load-bearing capacity and a fade-resistant, high-gloss baked finish
• 【Roof Hatch Customizable Size】Invisible Cellar Door If your required size is not listed, please provide the dimensions of the floor opening (length x width), and we can custom-make it for you
• 【Roof Access Hatch Cover Plate】The roof security door is equipped with 2 hydraulic supports that function as buffers and shock absorbers.A perfectly fitted rubber seal creates a tight barrier, blocking rain, dust, debris, and pests from entering. Additionally, it dampens friction noise, ensuring quiet and smooth operation
• 【Aluminum Frame Galvanized Sheet Easy To Install】1. Secure the angle iron brackets to the exposed wall surface. 2. Place the wine cellar door onto the angle iron brackets. 3. Insert expansion bolts into the pre-drilled holes.Simple composition combined with its carefully designed structure makes the installation process relatively simple, thereby saving installation labor and time
• 【Roof Safety Door Wide range of uses】Designed for multi-scenario use, this roof escape hatch is suitable for attic skylights, emergency escape hatches, basement entrances, industrial manholes, and more. All installation hardware is included for quick and secure installation