6 ft 6 in.
Fire door vision panel height.
Ada section 404 2 11 requires that at least one of the vision panels in a door and sidelites adjacent to a door be no more than 43 inches 1090 mm above the floor line to provide visibility and safe access for all.
The height of the panel needs to take into consideration the viewing level of users for example those in wheelchairs or children.
Standard vision panels not available in fd90 fd120.
1981 mm x 610 mm x 35 mm.
Internal moulded 6 panel grain fd30 fire door 9000177541.
Glass sizes and core regulations when working with fd60 and 44m doors.
Subject to door size.
In a fire door it is important that the vision panel is rated at the same level as the fire door requirements otherwise the vision panel will fail before the rest of the door.
This confusion stems from a conflict between nfpa 80 size limits and the size limits prescribed by the ibc and the fact that the listing agencies have tested and listed fire protective glazing in sizes not permitted by the ibc.
Glass sizes and core regulations when working with fd30 and 44m doors.
Vision panels exceeding 100 square inches in 60 and 90 minute doors require fire resistive glazing.