Steel Wire Suspension (for hanging light fixtures). All fixtures from the Aquasunlight, aquaspacelight and Aquastarlight program are supplied with an adjustable steel wire suspension. It consists of two pieces of: 2 meter stainless steel wire with ferrule, ceiling plate with retaining bush, luminaire attachment with plastic washer, screws and plugs. The suspension allows the fastening of the fixture at the ceiling and an easy adjustment of the height.