Thickening Stainless Steel Material: The roof skylights are made of stainless steel. Durable material and Waterproof performance are enough to resist the attack of hail, rainstorms, and strong winds. Can be used for a long time Gas Poles Design: The roof hatch has 2 support rods, can be closed slowly to the lid, which reduces noises, and prevents the lid from pinching fingers, can be turned 90°, and supports it Door Latch & Handle Design The Door Latch makes it easy for you to lock the interior to prevent outsiders from getting in, for added peace of mind. A thoughtful handle makes it easy to turn on and off Easy to Install: The bottom frame of the lid has predrilled holes and is supplied with bolts for easy and convenient installation. If you want to make it more waterproof, you can fill the gaps with glue. Versatile: Not only can be used as attic skylights, escape hatches, basement exits, emergency access points, wellheads, cellars, and manholes, it can also be used for home improvement, industrial, commercial, school, etc This galvanized steel access hatch provides convenient roof access, provide security and storm protection for multiple environments including attic exit or roof window, and more

Specification:
Material: Stainless Steel
Size: Customizable
Bottom Frame Inner Diameter Size: 51-101.6 cm/20-40 in
Outer frame of Base Size= Inside Frame of Base Size+21 cm/8.26 in

Measuring Tip:
Outside of Wellhead Edge Size = Outer frame of Base Size
Inside Frame of Base Size = Inside of Wellhead Edge Size

Features:
Pre-drilled holes for easy installation
Smooth Corners improve the safety of use
Pull handle design for easy opening and closing
Support to open the lid, the maximum angle is 90 degrees
Door Latch Design can secure the hatch and prevents break-ins

Package Contents:
Roof Hatch x 1
Bolts

Tips:
Manual measurement products may have dimensions of a few centimeters of difference, please understand.
There may be some differences between the image and the product due to display and lighting reasons, please refer to the actual product