Get a grip on your signage

Your permanent answer to temporary sign fixing!


Made in Australia.

100% Money Back Guarantee


Strong and Durable

100% Re-usable


 Cardy Clamp is a simple, low cost and effective clamp made in Australia that is used to display semi-permanent signage.

It screws onto a BHP steel star post which is readily available from hardware stores, fencing and farm suppliers.

For secure installations two clamps are used per sign, one at the top and one at the bottom.


  • Fast installation of signage
  • Secure lock fastening to post
  • No special tools needed
  • Holds different types of materials
  • Steel post is easily secured in hard and soft ground
  • Environmentally friendly. Can be re-used many times
  • Strong – Made from 3mm plated steel.
  • No wooden stakes
  • Less chance of damaging signs
  • Now available for signs up to 25mm thick

We have been using the Cardy Clamp system for over 15 years and have found it to be excellent.

Greg Rogers, Principal Raine & Horne Canberra City. ACT

Civilake has no difficulty in recommending the use of Cardy Clamp for efficient, effective and professional fixing of road work signage.

Ray Mills, Surfacing Operations Manager, Civilake