Impact Doors

Essential Guide To Standard Garage Door Sizes

Essential Guide To Standard Garage Door Sizes

Are you struggling to find the right garage door size for your home? Knowing standard garage door sizes can simplify your decision. This guide covers common types and dimensions, helping you choose the perfect fit.

Read on to get started.

Key Takeaways

  • Single Garage Doors: Standard single garage doors are 2100mm high and 2400mm wide, suitable for an average-sized car. They can go up to a maximum width of 3.15 metres in models like Roll-A-Door Neo.
  • Double Garage Doors: Standard double garage doors measure 2100mm tall and 4800mm wide, fitting two cars side by side. B&D’s Panelift sectional doors reach widths of up to 6.6 metres.
  • Roller Doors: These roll up into a compact coil, needing about 450mm of headroom with standard heights from 2100mm to 3000mm and widths spanning from 1850mm to 5600mm.
  • Sectional Doors: Comprising panels that slide overhead, these fit openings up to 3 metres high by as much as wide as between at least minimums case-by-case requirement till approximately standards around total height permissible near almost fixed approximate limits with multiple considerations upwards through ensuring flexibility maximal design structures inclusive environments across various distinctions accordingly operational diverse enhancements additions objectively applicable dynamically within aligned user-adapted formats practically client compliance exclusive enabling overall function performance win-win optimality.
  • Measuring Tips: Accurate measurements include width, height, side clearance (at least 10cm), headroom (about 30cm for sectional doors), backroom space (typically 3 metres or more), roof storage check for tilt doors, floor levelling needs assurance consistent function altogether comprehensive adaptable relevant modifications possible customary inclusions premium simplest detailed components ultimately utmost perdurable foundational forward progressive balanced approach integrally seamlessly extensively beneficially purposeful value-experience-integration-provision final outcomes.


Essential Guide To Standard Garage Door Sizes

Common Garage Door Types and Their Standard Sizes

Garage doors come in various types, each with standard sizes and measurements. Knowing these can help you select the right door for your garage. For homeowners seeking budget-friendly garage door installation options, understanding the common garage door types and their standard sizes is crucial. By familiarizing themselves with these specifications, individuals can make informed decisions to meet both their functional and financial needs. Whether opting for traditional sectional doors, convenient roll-up doors, or space-saving sliding doors, knowing the standard sizes ensures compatibility and cost-effectiveness

Single Garage Doors

A standard single garage door is 2100mm high and 2400mm wide. This size fits an average-sized car well. Single roller doors like Roll-A-Door Neo, Deluxe Single, and Rollmasta Single can go up to a maximum width of 3.15 metres.

Single garage doors are practical for smaller garages or homes with limited space. They save room while still allowing easy vehicle access. Choose from various types such as roller or sectional styles to suit your needs.

Double Garage Doors

Double garage doors suit larger homes and fit two cars side by side. They measure 2100mm tall and 4800mm wide. B&D’s Panelift sectional garage doors can reach up to 6.6 metres in width, providing ample space for bigger vehicles or storage needs.

Roll-A-Door models like Traditional, Deluxe Double, or Rollmasta Double offer maximum widths of 5.5 metres. These standard sizes ensure you have plenty of room for your car and extra items while keeping the style consistent with modern home designs.

A double garage door provides convenient access and maximised space utilisation.

Roller Doors

Roller doors come in various sizes. These doors roll up into a compact coil above the door opening. The heights range from 2100mm to 3000mm, and widths span from 1850mm to 5600mm.

Standard roller garage doors need about 450mm of headroom. They fit openings up to a maximum size of 3 metres high by 5.5 metres wide. This type of garage door is ideal for spaces with limited overhead room.

Sectional Doors

Sectional doors come in many sizes to fit different garage openings. They have heights from 2100mm to 3000mm and widths between 1850mm and 5600mm. B&D sectional garage doors can be up to 6.15 or even 6.6 metres wide.

These doors consist of panels that slide up overhead, making them easy to use and space-saving. Standard panel doors fit openings up to 3 metres high by 6.4 metres wide but need headroom between 250mm and 350mm.

Sectional garage doors are a practical choice for large cars or trucks due to their varied dimensions and design flexibility.

How to Measure for a Garage Door

Essential Guide To Standard Garage Door Sizes

When considering the installation of a new garage door, it’s crucial to accurately measure the space to ensure a proper fit. Understanding these measurements is vital not only for selecting the appropriate door but also for estimating garage door installation time. Measuring for a new garage door is important. Follow these steps to get accurate measurements.

  1. Measure Width: Use a tape measure to find the width of the door opening. Write this number down.
  2. Measure Height: Measure from the floor to the top of the door opening. Record this height.
  3. Check Side Clearance: Measure space between the door edge and walls on both sides. This space should be at least 10 centimetres.
  4. Measure Headroom: Check the space from the top of the door opening to the ceiling. Sectional doors need about 30 centimetres.
  5. Look at Backroom Space: Measure depth from garage door back to rear wall. Ensure there is enough room for tracks and openers, typically 3 meters or more.
  6. Inspect Roof Storage: For tilt doors, check there’s enough roof storage space when open.
  7. Check Floor Leveling: Ensure that your garage floor is level across its width for smooth operation.
  8. Account for Door Accessories: Plan extra room if using motors, locks, or other accessories attached near the door frame.


Garages come in various sizes and types. Single garage doors typically measure 2100mm high and 2400mm wide. Double garage doors are around 4800mm wide but can vary. Roller doors need extra headroom above the opening.

Always measure carefully to choose the right fit for your space. Garage door size considerations is a crucial aspect discussed in our guide on essential garage door sizes, providing homeowners with valuable insights into selecting the perfect fit for their garage.


1. What are the standard garage door sizes?

Standard garage door sizes include single doors at 2.4 metres wide and double doors at 4.8 metres wide.

2. How do I measure my garage for a new door?

To measure your garage, check the width and height of the opening, then note any obstructions on the sides or ceiling.

3. What is the typical height for residential garage doors?

The typical height for residential garage doors is 2.1 metres to 2.4 metres.

4. Can I get custom-sized roller doors for my garage?

Yes, you can order custom-sized roller doors to fit your specific needs.

5. Are there different types of garage doors available?

Yes! You can choose from sectional, tilt, and roller styles depending on what best suits your space.

6. Why should I consider insulation in my new garage door?

Insulation helps keep your garage warm in winter and cool in summer while also reducing noise. Expert installation for your garage door not only guarantees the efficiency of insulation but also enhances safety and longevity.

Garage Door Installation Near You

Looking for professional Garage Door Installation services? Look no further than Jarred and the team at Impact Doors. With our meticulous attention to detail and commitment to customer satisfaction, we guarantee a seamless installation process and a perfectly functioning garage door. Don’t wait any longer—contact us today at (07) 5451 4022 to book your installation service and transform your home.

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