To maximise the adaptability of our proprietary Sentry™ doors, we offer hollow, timber-core and semi-solid core designs. Each one, however, is either built with or clad in Colorbond® steel sheets, guaranteeing long-lasting resiliency.
Arriving pre-hung, your new metal door is immediately ready to be installed into your pre-prepared door hole. Our doors can be installed in all metal, brick and timber buildings, including shipping containers, transportable buildings, tilt panel structures, barns, stables, sheds and more.
Whether you’re retrofitting an existing site or designing a new facility, we’ll work with you to manufacture a door solution that meets your layout, performance, and regulatory needs. Available in a variety of finishes and sizes, with short lead times and national delivery.
Our controlled environment door solutions are tailored for:
Single-skin, metal-clad shed and garage personal access door.
Single-skin, metal-clad shed and garage personal access door.
This single-skin, metal clad door is the perfect personal access shed door. With its steel facing, multi-fold profile and steel door jamb, the 650.37 metal shed door is quick and easy to install with no drilling on site required.
Our Sentry 650.37 personal access door for sheds and garages is durable, built to last and wind rated certified, making it the market leader in the shed and garage industry. Available in the complete Classic & Contemporary ranges of COLORBOND steel colours, with standard door size of 2040mm x 820mm, with 920mm and 1100mm available.
Pre-hung, dual-skin, fully metal-clad industrial personal access door for a secure solution.
Pre-hung, dual-skin, fully metal-clad industrial personal access door for a secure solution.
When it comes to the Sentry™ 200.47, you'll be hard pressed to find a competing product that matches the specification and quality of this high-security PA door. Our fully metal clad personal access door can be used for sheds and garages that need a durable, reliable PA door for increased security.
Available in the complete Classic & Contemporary ranges of COLORBOND steel colours, with a standard door size of 2040mm x 820mm, with 920mm and 1100mm available. We can also manufacture inwards opening doors when external clearance is tight and your structure need another solution.
Dual-skin, 3-sided frame, fully metal-clad industrial door.
Dual-skin, 3-sided frame, fully metal-clad industrial door.
Our 3 sided frame, fully metal-clad door is the perfect personal access (PA) door for the industrial/commercial sector. This industrial door can be used within brickwork, steel and timber stud and concrete panel structures.
On request, we can accessories this door with perimeter door seals and threshold plates to effectively contain issues with weather and dust penetration. The low profile ensures accessibility for people with disabilities.
Available in the complete Classic & Contemporary ranges of COLORBOND steel colours, with a standard door size of 2040mm x 820mm, with 920mm and 1100mm available. Custom sizing is available.
Dual-skin, heavy-duty metal-clad container door system.
Dual-skin, heavy-duty metal-clad container door system.
An excellent access solution for upcycled shipping containers
The Sentry™ 200.BF is a fit for purpose PA door manufactured for fast and easy installation to meet the needs of installers when modifying shipping containers for industrial and commercial use, which is what makes it our most popular product in the shipping container range.
Our Box Frame design has been engineered to protect the door jamb from distortion during the welding process or can be screw fixed to the container according to your installation needs. With a medium density polystyrene core, this pre-hung door can be fully customised with options such as viewing panels and air relief grilles and be immediately installed.
Available in the complete Classic & Contemporary ranges of COLORBOND steel colours, with standard door size of 2040mm(h) x 820mm(w), with 920mm(w) and 1100mm(w) available as standard, and high sizes or custom sizing available.
Shipping container modifications
3-sided metal-clad shed and garage personal access door.
3-sided metal-clad shed and garage personal access door.
This 3-sided, single-skin, metal clad door is the ideal shed door for personal access. With its steel facing, multi-fold profile and steel door jamb, the 650.37-3S metal shed door is quick and easy to install with no drilling on site required.
Our Sentry 650.37-3S personal access door for sheds and garages is durable, built to last and wind rated certified, making it the market leader in the shed and garage industry. Available in the complete Classic & Contemporary ranges of COLORBOND steel colours, with standard door size of 2040mm x 820mm, with 920mm and 1100mm available.
We offer multiple personalisation options to ensure your metal access door is precisely what you’re after.
Your first option is to review the specs of our pre-fab doors and choose the one best suited to your needs. Then, simply request modifications from our door hardware and accessories list to boost your product’s security, safety and environmental resistance.
Your second option is to request a one-off build for a custom-spec metal door. We’ll set up a consultation with our manufacturing specialists so you can discuss dimensions, single or dual-skin, metal-clad or metal-core, RHS and SHS, and hollow and semi-solid design options.
Talk specs with our fire-rated door suppliers now.
Our manufacturing lead times lead the door manufacturing industry. We’ll gladly work to your project schedule.
Larnec Doors has been designing and manufacturing doors in Australia for three decades.
Our doors are designed to meet all state and national regulatory requirements and exceed your industry’s standards.
All of our prefabricated and custom factory doors can be upgraded with our vast range of door hardware and accessories.
Get all the details you need to specify Larnec for your next project.
A metal door is constructed primarily from steel, offering superior strength, durability, and consistency compared to traditional timber doors.
Metal doors do not warp, swell, or rot like timber, making them far more reliable in environments exposed to moisture, temperature changes, and heavy use.
Yes. Metal doors provide long-term durability and impact resistance, particularly in sheds, garages, commercial, and industrial settings where timber doors can deteriorate over time.
Yes. Metal doors require minimal ongoing maintenance and do not need regular sealing, repainting, or repairs associated with timber doors.
Absolutely. Metal doors are ideal for sheds and garages due to their resistance to dust, moisture, and structural movement.
Yes. Larnec specialises in metal door solutions across a wide range of commercial and industrial applications, where strength, reliability, and performance are critical.
Yes. Larnec metal doors provide an excellent base for Larnec anti-burglary hardware, improving resistance to forced entry and deterring criminal activity.
All Larnec metal doors are manufactured in Australia, leveraging Larnec’s expertise in metal fabrication across multiple industries.
%402x.svg){kind=icon}
