101 NT

Reliable Roller Doors & Shutters across the Northern Territory

Proudly serving Northern Territory homes and businesses from Central Australia to the Top End

Your Local Experts in Garage Doors and Shutters

101 NT is a Darwin-based supplier and installer of quality roller doors and shutters, proudly serving Northern Territory homes and businesses. Whether you're after a new installation, urgent repairs, or a reliable motor upgrade, our team brings over a decade of hands-on experience and a commitment to fast, friendly service. We’re 100% locally owned and operated — and we take pride in delivering great results with honest pricing.

Australian Made

Fully Certified & Insured

Affordable Quotes

Friendly, Local Service

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Comprehensive Garage Door Services

We offer end-to-end service from consultation to installation and aftercare.

Garage Door Installation

Expert fitting for homes, sheds, and more.

Roller Door Repairs

Expert fitting for homes, sheds, and more.

Motor Installation

Expert fitting for homes, sheds, and more.

Manual & Automatic Options

Expert fitting for homes, sheds, and more.

Roller Doors Built for Territory Living

We supply and install strong, weather-resistant roller doors and shutters for all types of buildings and terrain.

Residential Doors

Custom Collection

Building or renovating something special? Our Custom Collection has something perfect for your home with hundreds of options to choose from.

Sectional Doors

The modern choice for garage doors. Wide range of options for materials, colours, designs and styles to create the perfect look for your home.

Roller Doors

Space saving, cost effective and reliable. Our Roller Doors are available in a wide range of sizes and colours from Colorbond® and UniCote® Lux.

Tilt Doors

Steel-Line Tilt Garage Doors offer the perfect solution for smaller garages or spaces with restricted sides or headroom without compromising style.

Timber Look Doors

Classic and timeless. Timber and Timber Look Garage Doors add a warm and traditional feel to your home with a modern twist. Timber, DecoWood®, UniCote® LUX and Colorbond® options available.

Specialty Doors

If you can imagine your garage door, we can design, manufacture and install it. Some of the options for our Speciality Doors include Louvre Doors, Aluminium Sectional Doors and more.

Wind Rated Doors

Designed and engineered for strength and safety. Our Wind Rated Doors are ideal for use in high wind prone areas.

Openers & Accessories

Steel-Line have a garage door opener for every type of application. We also have remotes, accessories and spare parts for our range of openers and doors.

Insulated Doors

If you’re seeking to enhance energy efficiency throughout your home or to transform your garage into a home office or gym, consider opting for Mammoth® Modern Insulation for your garage door to support your home’s insulation envelope.

Commercial Doors

Aluminium Roller Shutters

If you need stylish good looks, our range of Aluminium Roller Shutter is the answer. Constructed from interlocking aluminium slates with an integrated bottom rail, the shutter looks great and provides trouble free operation. These shutters are available with full or part perforation.

Steel Roller Shutters

If you are looking for additional strength and flexibility, then our Industrial Steel Roller Shutters are the right choice, catering for the large complex openings. Additional strength is obtained using wind lock clips and guides. This combination of features makes our industrial Steel Roller Shutters a very popular and respected choice.

Aluminium Roller Grilles

The idea for internal or external use, our Aluminium Roller Grilles represent the pinnacle in quality design and manufacturing. They are also available in a range of sizes to suit your premises. The Aluminium Roller Grilles are designed and manufactured to work for you from top to bottom!

Counterweight Doors

From car park entries to aircraft hangars – if you want to make a bold statement, our Counterweight Doors are definitely worth a look. The main benefits of our Counterweight Doors are their minimal maintenance requirements, low noise emission, and their ability to be designed in a variety of cladding and glazing types. They also provide high reliability with very litter ongoing costs.

Folding Doors

The SC Folding Door is designed as a user-friendly door with ventilation, easy opening and closing and access requirements to meet various specifications. A choice of various panel infills is available to provide a pleasing visual appearance. The door travels on rollers suspended from an overhead track.

Industrial Roller Doors

Our Industrial Roller Doors are manufactured from genuine Colorbond® or Zincalume® steel. Available with direct drive or planetary reduction geared chain to drive the Steel-Line Industrial Roller Doors are ideally suitable to factories, warehouses and commercial applications.

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Trusted. Local. Proven.

With a reputation for fast, efficient service and fair pricing, we’ve helped hundreds of NT locals secure their properties — and we’re just getting started.