Engineers Zone


How To Choose and Install a Gas Strut


How To Use Co-Mac Step Files


Take a Walk Around Co-Mac

What are you making?


Cantilever Gate

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Watch More Videos


Cargo Track and Anchor


Kids Toy Box Lid

PDF Instructions and Guides

Plans for a Cantilever Gate

Plans for a Sliding Gate

Coffin/Casket Handles

Cover Stay Mounting Instructions

Door Sealing Ideas

Engineering Concepts

Gas Strut Application Ideas

5008 Legal Requirements

Hydraulic Door Closer Instructions

Left Hand / Right Hand Doors

How to Install Pantograph Hinge 2887

Co-Mac Boy Cartoons

How to Calculate Kg Needed
for a Gas Strut

Measure Door Weight Using Scales

Disclaimer: These plans and designs are concepts, accurate to the best of our knowledge. Dimensions and designs shown are based on actual working models, however do not constitue a specification. Co-Mac (PN) Ltd take no responsibility in any form whatsoever for the results of the use of these plans, and the user is recommended to conduct their own assessment of the desings, within the requirements of the application.