Jon Cook

Jon Cook

Senior Design Consultant & Founder

Jon Cook is Modus’ Senior Design Consultant and Co-Founder with 30+ years in prefabricated public toilet design and delivery. Starting as a sheet-metal tradesman in 1984 and later a production supervisor, Jon co-founded Modus in 1999 and has helped shape best practice across Australia. He’s known for designs that are compliant (AS 1428), durable, CPTED-informed, low-maintenance and easy to build balancing architecture, manufacturing and whole-of-life value.

Jon's Articles

Achieving Better Public Toilet Safety with CPTED Design

CPTED transforms toilet design into a tool for safety, dignity, and community pride—preventing misuse through smart, human-centred environmental design.

Jon Cook

08 August 2025

Refurb vs Replace: Is a patch-up costing you more?

Refurbishing old toilet blocks may seem cost-effective, but hidden risks and short lifespans often outweigh savings. Learn why rebuilding public toilets…

Jon Cook

02 July 2025

Why Prefab Toilet Buildings Outperform Concrete/Masonry Construction

Choosing the right toilet building for public parks involves many considerations, and often includes comparing traditional concrete options. But that comparison…

Jon Cook

28 May 2025

8 Critical Design Aspects for Better Public Restrooms

There are many design considerations to keep in mind when it comes to new public restrooms and toilet facilities. Yet decisionmakers in different roles…

Jon Cook

14 January 2025

6 Ways to Reduce Maintenance Costs on Your Public Toilet Buildings

Maintenance and maintenance expenses are items that are weighing heavily upon the minds (and budgets) of a lot of Australian local councils and government…

Jon Cook

19 November 2024

Durability in toilet building design. How do you effectively build to last?

Managing toilet building projects is an inherently complex task for local government. But, when you’re building in a flood prone area, things become much…

Jon Cook

01 October 2024

Why the right prefab system can speed up toilet block installation by 30%

Not all prefabricated modular toilet block systems are the same. Understanding this, and then choosing appropriately, can save councils, installers and…

Jon Cook

24 September 2024

Future-proof assets with flood-resilient toilet design

Managing toilet building projects is an inherently complex task for local government. But, when you’re building in a flood prone area, things become much…

Jon Cook

22 July 2024

The automated public toilet: modern convenience, or increasingly costly illusion?

The promise of fully self-cleaning public facilities is in some ways just like the promise of self-driving cars: overhyped and always just out of reach.…

Jon Cook

25 June 2024

How to design and deliver Changing Places toilets

Universal access toilets do meet some of the needs of people with disabilities, like offering a level of accessibility that enables many to use public…

Jon Cook

07 June 2024

Download the complete Guide and Checklist

Ensure your public toilet project is well-planned, accessible, and built to last. Get the key steps and expert insights in one easy-to-use guide.