Larnec

Our Heavy Duty Doors

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Easy installation

Easy door installation

Manufactured in Australia

Doors manufactured in Australia

Custom Options

Custom door design options

High quality materials and construction

Quality materials & construction

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Explore Heavy Duty Door Solutions

At Larnec, we specialise in providing top-notch heavy-duty door solutions designed to meet the most demanding requirements across various industries. Whether you need robust doors for industrial applications, commercial establishments, or specialised applications, our heavy-duty doors offer exceptional performance, security, and reliability. With a commitment to quality and innovation, Larnec is your trusted partner for dependable heavy-duty door solutions that ensure your premises’ safety and peace of mind.

Sentry 200.47

Sentry 200.47

Pre-hung, dual-skin, fully metal-clad industrial personal access door for a secure solution.

Or

Sentry 200.80 Internal Door with Door Closer

Sentry 200.80

Dual-skin, 3-sided frame, fully metal-clad industrial door.

Or

Sentry 200.BF

Sentry 200.BF

Dual-skin, heavy-duty metal-clad container door system.

Or

Sentry 200.TP

Sentry 200.TP

Or

TDS sample preview

Download Brochures & Specs

Why Choose Larnec For Heavy Duty Doors?

Choose Larnec for your heavy-duty door needs because we bring unmatched expertise and quality to every project. Our heavy-duty doors are crafted precisely and built to endure the toughest conditions. 

Our heavy-duty steel doors, known for their robust door leaf and frame, are designed precisely to offer security features like external fixings and key lock hinges for enhanced security. Whether you require industrial-grade security or durability for commercial applications, Larnec offers a comprehensive range of heavy-duty doors that excel in performance and reliability. 

With a commitment to excellence, innovation, and customer satisfaction, Larnec is your trusted partner for dependable heavy-duty door solutions.

Heavy Duty Doors Larnec

Heavy Duty Doors For Different Applications

Our heavy-duty doors are an ideal security solution for various applications, from industrial buildings to commercial spaces. Our heavy-duty doors are engineered to withstand the most demanding conditions, providing security and durability. Trust in Larnec’s expertise to deliver heavy-duty doors that ensure safety.

Heavy Duty Doors for Different Applications
Emergency Entry Doors

Heavy Duty Security Doors

Whether you need a security door to protect your assets in an industrial setting or require robust steel doors for commercial use, we offer a versatile range of options.

Heavy Duty Steel Doors

Heavy Duty Steel Doors

A steel door is the epitome of strength and security, offering unmatched protection and durability for a wide range of applications.

Sentry 801.47

Heavy Duty Barn Doors

Heavy-duty barn doors are built to withstand the challenges of rural environments while adding a rustic charm to your agricultural or storage structures.

Commercial Entry Doors

Heavy Duty Entry Doors

Heavy-duty entry doors in an industrial and commercial setting are robust barriers, ensuring security and making a durable first impression.

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Easy installation
Easy installation

We prioritise easy installation, providing doors designed for a straightforward and hassle-free setup, saving you time and effort during the installation process.

Manufactured in Australia
Australian Made

Larnec takes pride in being Australian-made, ensuring superior quality and craftsmanship while supporting local manufacturing and industry.

High quality materials and construction
Unrivalled Manufacturing Standards

We uphold unrivalled manufacturing standards, ensuring that every door we produce meets the highest levels of craftsmanship, providing customers with products that stand the test of time.

Custom Options
Industry-Specific Custom Options

We offer to tailor our doors to meet various industries’ unique needs and requirements, ensuring a perfect fit and functionality for specialised applications.

Heavy Duty 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.

TDS sample preview

Download brochures and specifications for all our doors

Get all the details you need to specify Larnec for your next project.

Get expert advice for your heavy-duty doors

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Sentry 200.47 Main
Australian Made Logo

Sentry 200.47

Pre-hung, dual-skin, fully metal-clad industrial personal access door for a secure solution.

Australia’s leading cyclone-rated industrial door

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.

Applications

Image Gallery

Sentry 200.47 Food Processing Plant
Sentry 200.80 Internal Door with Door Closer
Australian Made Logo

Sentry 200.80

Dual-skin, 3-sided frame, fully metal-clad industrial door.

A versatile, heavy-duty door solution for industrial settings

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.

Applications

Image Gallery

Sentry 200.80 Internal Door with Door Closer 1
Sentry 200.80 Custom Door with Air Relief Grilles Toilet Block
Sentry 200.BF Portable Toilet Block Woodland Grey
Australian Made Logo

Sentry 200.BF

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.

Applications

Image Gallery

Sentry 200.BF Portable Toilet Block
Sentry 200.BF Portable Toilet Block 1
Sentry 200.BF Portable Toilet Block 2
Sentry 200.BF Larnec Container
Sentry 200.BF Larnec Container 1
Sentry 200.TP Outward Opening
Australian Made Logo

Sentry 200.TP

Dual-skin, metal-clad and pre-cast tilt panel door system.

Ideal for industrial and commercial pre-cast building

The market-leading Industrial P.A door for garages, warehouses and all industrial buildings. With a 4-sided external door jamb and 3-sided internal trim, the door leaf is fully metal wrapped and sealed for a clean, durable finish..

These industrial doors are prepped for locks and have our own dual quad fastening system. They can also be retrofitted for easy installation. There will be no need to pre-cast the jamb, and no external fixings or internal finishings are required.

Applications

Image Gallery

Sentry 200.TP Industrial Facility
Sentry 200.TP View Panel