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Roof voids shall be provided with suitable access. Access should be provided to the main roof and voids which contain water tanks, plant such as heating or ventilation systems and items that require an element of maintenance.
Loft hatches must provide a minimum opening of 520mm in all directions.
Opening must allow for safe access.
Consider locations of lights and smoke alarms when positioning loft hatches.
Fire rated loft hatches must be provided in protected hallways.
The frame of the fire rated loft hatch must be lined internally with fire-rated board.
If less than 10mm gap is provided, an intumescent seal in accordance with manufacturers instruction.
The door of the loft hatch must be insulated.
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