Colorbond® personal access doors
Premium designs. Premium materials. Absolute excellence.

Flawless quality, guaranteed

Adaptable and specific

Efficiency beyond expectations

Australian-made excellence
Our pre-painted Colorbond® door designs
Colorbond® is one of the most trusted names in the Australian building industry — and they have earned their laurels. Colorbond® steel offers exceptional resistance to practically every concern, from Australia’s scorching sun and rusting rain, as well as to the abrasive grit of industrial worksites.
Every single one of our Sentry™ personal access doors can be finished with Colorbond®, guaranteeing long-lasting protection and fade-resistant beauty. Upgrade your entryway with our Colorbond doors, now available with our Great Outdoors Promotion.

Most popular
Sentry 650.37
Single-skin, metal-clad shed and garage personal access door.
- Pre-hung
- Certified Wind rated
- Quick and easy to install
Or

Sentry 200.47
Pre-hung, dual-skin, fully metal-clad industrial personal access door for a secure solution.
- Dual skin
- Certified wind rated
- AS/NZS 1170.2.2011 and AS 4055-2012 compliant
Or

Sentry 200.80
Dual-skin, 3-sided frame, fully metal-clad industrial door.
- Pre-hung
- Pressed metal door frame
- Suits multiple wall types
Or

Sentry 200.BF
Dual-skin, heavy-duty metal-clad container door system.
- Pre-hung for easy installation
- Flush lock fitted
- 4-sided door jamb
Or

Sentry 100.80
Multi purpose, 3-sided, pre-hung, solid core, fully metal-clad industrial door
- 3-sided
- Suits multiple wall types
- Quick & easy to install
Or

Download brochures and specifications for all our doors
Optimise your prefab Colorbond® doors
Colorbond® is one of the most trusted names in the Australian building industry — and they have earned their laurels. Colorbond® steel offers exceptional resistance to practically every concern, from Australia’s scorching sun and rusting rain, as well as to the abrasive grit of industrial worksites.
Every single one of our Sentry™ personal access doors can be finished with Colorbond®, guaranteeing long-lasting protection and fade-resistant beauty. Power up with Larnec and experience the strength and versatility of our Colorbond personal access doors.
Exceptional as our Colorbond® doors are, the standard we’re aiming for is perfection. To that end, we’ll gladly customise your chosen Sentry™ door design to fortify its abilities.
Our door hardware and accessories range includes multiple lockset upgrades, weather seals, panic bars, air relief grilles and door closers. These additions make our Colorbond® doors perfect for industrial plants, commercial businesses or shed and garage doors.

Efficiency beyond expectations
Our manufacturing lead times lead the door manufacturing industry. We’ll gladly work to your project schedule.

Australian-made excellence
Larnec Doors has been designing and manufacturing doors in Australia for three decades.

Flawless quality, guaranteed
Our doors are designed to meet all state and national regulatory requirements and exceed your industry’s standards.

Adaptable and specific
Between our upgradable hardware and custom designs, our clients are always satisfied.
Get the Desired Door in 4 steps
1
Get free advice
Talk to our team about your business needs, and we’ll recommend the right door solutions.
2
Order confirmation
We organise the contracts for your order and schedule your doors for production.
3
Manufacturing
We manufacture your doors in our Australian facilities using the Toyota Production System.
4
Delivery
Our national network will deliver to site, store, or consolidation centres nationwide.

Download brochures and specifications for all our doors
Get all the details you need to specify Larnec for your next project.
- Product Technical Data Sheets
- Detailed technical drawings
- Installation guides
Frequently asked questions
Colorbond is a pre-finished, corrosion-resistant steel product designed for Australian conditions and commonly used on sheds, garages, and industrial buildings.
Colorbond doors offer excellent durability, low maintenance, and a clean, consistent finish that matches most shed and garage cladding.
Yes. Colorbond is well suited to sheds and garages, performing reliably in dusty, wet, and high-use environments.
Yes. Colorbond doors are commonly used in commercial and light industrial buildings where durability and appearance are important.
Yes. Colorbond steel is engineered to resist corrosion, chipping, and fading when installed and maintained correctly.
Larnec doors are available in a wide range of standard Colorbond colours, with selected custom options available on request.
Yes. Larnec doors are supplied pre-hung, with the door leaf factory-fitted into the frame for faster installation and reliable performance.
Yes. Colorbond doors can be fitted with Larnec anti-burglary locks, closers, and hardware for a complete access and security solution.
Get a free expert advice
Tell us a bit of information about your project.
























