The Dominator SierraTM is a premium modern minimalist steel sectional garage door folded from heavy gauge steel to produce a strikingly flat entry point to your garage and home.

The superior flat folded design creates a truly flat finish that is solid and strong making this an excellent choice for modern home designs.

  • Can be insulated Can be insulated
  • Available in smooth Available in smooth
  • Steel Gauge 0.75 BMT Steel Gauge 0.75 BMT
  • 5 year warranty 5 year warranty
  • Wide range of colour options Wide range of colour options
NEW Matte Colour Available

NEW Matte Colour Available

This door style is now available in a new premium matte colour.


FlaxPod® Matte

Essentially New Zealand - A sophisticated finish, strong, solid and rustic, with a hint of luxury.

Why Choose The Sierra

Why Choose The Sierra

A visually crisp door choice with fine horizontal lines that complement most modern cladding designs. The Sierra is available in Zincalume™ or powder coated from a vast range of popular Dulux® Powder Coating colours.

This door style can also be fully insulated to help regulate the internal garage temperature and reduce sound transmission into and out of the garage.

Have confidence in your Door choice

Have confidence in your Door choice

You can be confident that you are getting a premium door for your money with this door style.

Made from 0.75 BMT heavy gauge steel, this door is strong, flat and secure. Well worth it's premium status.

Heavy-duty components ensure your garage door will remain a strong entry point to your home for many years to come - the security you get from Dominator.

5 Year Warranty for Peace of Mind

5 Year Warranty for Peace of Mind

Continuous manufacturing improvement, safety and quality are a primary focus of Dominator. You can be sure Dominator is an expert in garage doors and openers.

Our sectional doors come with a Standard 5-year warranty.

More about our Warranty
Upgrade your Warranty

Upgrade your Warranty

Buy a Door & Opener Combo from Dominator and upgrade to a 10 Year Total Confidence Warranty

Buy a Dominator Secure premium garage door opener with this door style, register online and get a 10 Year Warranty*.

*See here for Terms & Conditions. Regular Servicing Required.

Colour Options

Colour Options

Choose from our wide range of colour options to suit your personal taste and the style of your home.

All our pre-painted steel is made in New Zealand for New Zealand conditions.

Metal colour swatches available from your dominator dealer.

Browse our Range of Colours
“Backed by Dominator” Promise

“Backed by Dominator” Promise

In the wake of uncertainty caused by COVID-19, we’re protecting you with a nationwide promise that leaves no order unfulfilled.

The ‘Backed by Dominator’ Promise was introduced to provide you with confidence that when you order a Dominator Garage Door, Opener or Accessory from a Dominator Dealership, Dominator NZ will ensure you receive the product you ordered.

Read more
Optional Insulation

Optional Insulation

Whatever’s going on outside temperature-wise, we can help make the space behind your new Dominator Insulated Garage Door and Opener much more comfortable, no matter what you‘ve got going on in your garage.

Insulate your Garage Door


Our doors are provided for standard headroom (350mm) situations, unless otherwise specified.

Rear torsion and Intermediate Low Headroom systems are available as optional extras. Please discuss Low Headroom requirements with your local Dominator Dealer.

Download our Framing Instructions


Enhanced security for the things that are precious to you. As the largest door in the home, the garage door plays an important role in protecting what valuable to you.

So in response to a growing demand for extra security and convenience, Dominator offers the Auto-Lock.

More about Auto-Lock
Weather Protection

Weather Protection

No longer just a garage, this room has a multiple of uses these days, so weather protection is a key consideration of any new garage door.

Our doors are built from pre-painted steel that is made and tested for New Zealand conditions. Mohair strip attached to the opening surround, plus a durable multi-fin bottom weatherseal help keep the leaves and rain outside. 


Framing Details

Framing Details

We recommend the following standard clearances for Sectional Doors:

  • Standard Headroom - 300mm
  • Standard Headroom with Opener - 330mm
  • Sideroom - 120mm
  • Backspace with opener - 3500mm (Door height up to 2300mm)
View Our Framing Specification Sheets
Lifting Systems

Lifting Systems

Dominator Sectional Garage Doors are counter-balanced with torsional springs installed above the opening. 

Regular servicing will ensure the correct tension is maintained over the life of your door, placing less stress on components and your opener.

We recommend your door & opener are serviced once in the first 12-months and then 2-yearly after that - see our Door Care & Maintenance page for more information.

Smooth & Quiet

Smooth & Quiet

Our sectional garage doors are designed to provide you with years of quiet, smooth operation.

Factory fitted muntins, end styles and nylon wheels with ball bearings, ensure consistent panel tolerances for a trouble free operation.

Dominator openers are designed with Soft Start/Soft Stop technology to provide quieter operation and reduced stress/wear on components.

Secure Operation

Secure Operation

Premium key-ring remotes that operate across 3 seperate frequencies ensure interference free operation.

Dominator garage doors & openers are designed to work together to ensure continued secure operation.

Find out more here...


For most homes the garage door is an integral part of its access and street appearance.

That’s why we not only manufacture doors that meet the toughest tests for performance, long life and durability, but also doors that provide the highest levels of visual appeal.

Dominator manufactures our doors in New Zealand to suit New Zealand conditions and lifestyles.

Servicing & Maintenance

Servicing & Maintenance

Servicing and maintaining your garage door is very important to ensure the longevity of your garage door.

Just like a car, regular servicing is required to maintain your warranty and catch wear & tear early.

Garage Door Servicing Requirements


All our product brochures are available to download as PDF's.

For further information, simply fill out the form below and your local Garador Dealer will be in touch.

View our Product Brochures

The Sierra Colour Palette

Sierra Sectional Doors are available in Zincalume® , a limited range of Pre-Painted Steel colours (Sandstone Grey, Grey Friars, Ironsand, Flaxpod & Ebony) Plus a new Premium Matte colour (FlaxPod® Matte) or Powder Coated from our wide range of colour options from Dulux Powders.




NEW FlaxPod® Matte

Sandstone Grey

Grey Friars




Dulux Powder Coatings

Dulux Powder Coatings

Match your door to your favourite colour.

With such a wide range of colour options available, you really can personalise your garage door by choosing the colour you love.

Some of the common colours are below - for further colours and avialiability, please see your local Dominator Dealer.

Appliance White Matt 9151274M

Arctic White 91558851

Black LSG Matt 9159041M

Bond Rivergum Matt 91552027

Canvas Cloth Matt 9157327M

Charcoal LSG Matt 9159058M

Desert Sand Matt 9153065M

Ghost Grey Matt 9157401M

Gravel Matt 9157404M

Grey Friars Matt 9157167M

Gull Grey Matt 9157511M

Ironsand LSG Matt 9158096M

Karaka LSG Matt 9156064M

Lignite LSG Matt 9158033M

Metropolis Coal Dust Kinetic 9159069K

Metropolis Electric Cow Matt 9158028K

Metropolis Silver Pearl Kinetc 9157113K

Mist Green LSG Matt 9156103M

New Denim Blue Matt 9155063M

Off White White 9153144M

Permanent Green Matt 9156102M

Pioneer Red Matt 9154194M

Sandstone Grey Matt 9157217M

Scoria LSG Matt 9154114M

Thunder Grey Matt 9157324M

Titania LSG Matt 9152068M

Wizard Matt 9155197M

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