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Installation requirements of roof hatch.

Update:Aug 20,2025
Summary:Roof hatch access requirements: The manhole on the roof shall meet the fire protection standards, and the size of the manhole shall be suitable for c......

Roof hatch access requirements:

The manhole on the roof shall meet the fire protection standards, and the size of the manhole shall be suitable for carrying maintenance tools.

Pipeline well setting:

The pipeline well should be set as close as possible to the public area, and a maintenance hole should be set at one side of the public area to facilitate daily management and maintenance.

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