Zip-Clip Span-Lock is a high tensile catenary system

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Span-Lock is a high tensile catenary system that can be assembled to provide a means of support where there is no adequate anchor point overhead.

Span-Locks are utilised in conjunction with Zip-Grip to create a complete catenary system.

Span-Lock is available in 5, 10, 15, 20, 30 and 40-metre lengths, with a choice of Safe Working Loads:

The Applications

Suitable for:


Lighting trunking

Bus bar

Radiant heat panels

Fabric ducting


Lightweight ductwork

Safe working loads

Y 30kg

P 75kg

N 100kg

Technical Information

Key free release system

Designed to traverse between two fixed anchor points

Safe on-site installation, no channel cutting or hot work permit required

Simple and easy to handle and transport

Comes with two locking mechanisms

High Tensile galvanised wire 1960 N/mm² grade 7×7 construction

BSEN 12385 Standard


Secure each end of the Span-Lock wire to a fixed anchor point using the zip-clips supplied

Pass the wire through the zip-clip in the direction of the arrow

Pass through or around your required anchor point and back through the zip-clip leaving 15 cm of wire protruding

Use a tensioning tool to apply tension to the wire

Always confirm engagement of the zip-clip on the wire by pushing the pin in the opposite direction to the arrows indicated

For more information, please Click Here or contact our technical team for free help on or 0121 706 7777