They can be of aluminum or steel construction. They travel on steel / aluminum tracks or guide rails along and around the skylight

They can be installed on the inside and outside of the skylight to access both sides of the glass

They can be designed in different shapes like linear or rotary revolving systems to match the architecture of the structure: horizontal, inclined, curved, telescopic and cantilevered

Standard range of gantry ladders are electrically driven, and can also be manually driven

If provided with no parking area, they can be hidden from sight when not in use