Modernise Old Steel Windows

Steel to Aluminium Window Replacement Melbourne

Upgrade ageing steel windows with custom-made aluminium frames designed to bring a cleaner appearance, smoother operation and a more coordinated finish to your Melbourne home.

1StopSupply supplies and installs aluminium replacement windows for suitable steel-frame openings, with awning, casement, fixed and combination designs, modern frame colours, and single or double glazing options.

  • Custom Made to Suit the Opening
  • Modern Aluminium Frame Options
  • Single & Double Glazing
  • Careful Supply & Installation

A Refined Home Upgrade

Transform Old Steel Windows with Custom Aluminium Frames

Original steel windows can be an important part of an older brick home, but a carefully selected aluminium replacement can preserve a neat, well-proportioned appearance while introducing modern glass, hardware and opening options.

Create a Cleaner, More Consistent Exterior

New aluminium frames can bring together windows of different ages and conditions with one coordinated colour and a crisp, modern finish. Panel proportions can be planned to complement the home rather than simply copying an outdated layout.

Enjoy Smoother Everyday Operation

Updated sashes, hinges, stays, locks and seals are supplied as part of the selected window system. This gives the home a complete functional upgrade, with openings designed around ventilation and everyday convenience.

Refresh the Glass and Frame Together

Steel-to-aluminium replacement allows the new frame, glass and hardware to be selected as one system. Customers can consider clear safety glass, privacy glass, laminated glass or suitable double glazing at the same time.

Choose a Practical Low-Maintenance Finish

Powder-coated aluminium provides a clean surface that is straightforward to maintain and easy to coordinate with doors, gutters, roofing and other exterior finishes across the property.

Every steel-window opening is assessed individually. Some frames are integrated into brickwork, render or concrete, so the fixing method and surrounding finish are reviewed before the final replacement approach is confirmed.

Popular Reasons to Upgrade

Bring New Life to Older Steel-Frame Windows

A full aluminium replacement can improve the way the windows look, open, close and coordinate with the rest of a renovation.

01

Refresh Ageing Frames

Replace weathered or dated steel frames with clean aluminium profiles selected to suit the property.

02

Improve Opening and Locking

New operating sections and hardware can make everyday ventilation and security more convenient.

03

Update the Glass

Choose modern safety, privacy, laminated or suitable double-glazed options for the new frames.

04

Create Better Room Ventilation

Awning and casement openings can be positioned to provide practical airflow while fixed panels retain light and views.

05

Coordinate a Renovation

Match the new windows with aluminium doors, flyscreens and selected security screens for a more unified result.

06

Create a Cleaner, Updated Look

New aluminium frames can refresh the overall appearance of the home while keeping the window layout practical and well balanced.

Professional Site Assessment

Planning the Replacement Around the Existing Building

Older steel windows were installed in different ways. Confirming how the frame is held in place allows the new aluminium window and surrounding finish to be planned more accurately.

Steel Frame Fixing Method

The frame may be fixed into brickwork, render, concrete or an internal reveal. We review the visible construction and site conditions before confirming the removal and installation method.

Custom Manufacturing Size

Final dimensions are taken from the actual opening and selected installation approach. The new aluminium frame is then manufactured to the confirmed size, panel layout, glass and colour.

Surrounding Brick or Render

The replacement approach is planned to limit unnecessary disturbance to surrounding finishes. Any finishing work that is appropriate for another trade can be identified before the project proceeds.

Internal Trim and Finishing

Internal trim requirements depend on the existing wall and reveal. A neat transition around the new aluminium frame can be discussed as part of the quotation and site measure.

Removal and Clean-Up

Removal of the existing steel windows and disposal of removed materials can be included where stated in the written quotation.

A measured approach produces a better finish. The site review helps us coordinate the new window dimensions, selected frame profile, glass, fixing method and surrounding detail before manufacturing begins.

Modern Performance, Considered Design

Why Aluminium Is an Attractive Upgrade for Old Steel Windows

The goal is not simply to remove an old frame. It is to create a new window system that looks considered, operates smoothly and suits the character of the property.

Custom Proportions

Fixed and opening panels can be arranged to maintain balanced sightlines and suit the dimensions of the existing brick or rendered opening.

Coordinated Frame Colours

Black, white, Monument, Woodland Grey and other available powder-coat colours can be considered to complement the property exterior.

Complete New Window System

The new frame, glass, seals and operating hardware are selected together, creating a complete replacement with a consistent finish and practical everyday use.

Replacement Window Designs

Awning, Casement, Fixed and Combination Options

The replacement can retain a traditional divided appearance or use a cleaner modern layout. The most suitable design depends on the opening size, room use, desired ventilation and appearance of the home.

Awning

Aluminium Awning Windows

Bottom-opening awning sashes provide controlled ventilation and work well with fixed glass panels in bedrooms, kitchens, bathrooms and living areas.

View Awning Windows →
Casement

Aluminium Casement Windows

Side-hinged casement windows can provide generous ventilation and a refined architectural appearance that suits many older homes.

View Casement Windows →
Fixed

Aluminium Fixed Windows

Fixed glass provides light and clean sightlines and can be combined with awning or casement sections to create a balanced replacement layout.

View Fixed Windows →

Glass Upgrade Options

Select New Glass to Match the Aluminium Frames

Steel-window replacement is an opportunity to update the glass as well as the frame, allowing privacy, safety, comfort and appearance to be considered together.

Single Glazed Safety Glass

Clear toughened or laminated safety glass can provide a practical option for many standard replacement projects, subject to the window design and application.

Double Glazed Aluminium Windows

Suitable aluminium systems can be selected for double glazed units where customers want a more substantial thermal and comfort upgrade.

Explore Double Glazed Window Replacement

Privacy and Laminated Glass

Frosted glass can suit bathrooms and other privacy areas, while laminated glass may be considered for selected safety or noise-reduction applications.

Older Brick and Rendered Homes

Replacement Designed Around the Character of the Property

Many steel windows are found in established brick or rendered homes. The new aluminium layout can be planned to preserve balanced proportions while introducing updated operation, glass and frame finishes.

Brick Homes

Brick and Brick Veneer Properties

The site measure considers the brick opening, sill, internal finish and the way the original steel frame is integrated into the surrounding construction.

Brick Veneer Window Replacement →
Older Homes

Coordinating Different Existing Window Types

Some older properties contain a mix of steel, timber and aluminium windows. Replacement can be planned in stages while using a coordinated colour and design direction across the home.

View Old House Window Replacement

One Window or a Complete Upgrade

Plan Steel Window Replacement Around Your Renovation

Replace priority windows first or coordinate multiple openings with one frame colour, related panel proportions and room-specific glass choices.

Start with Priority Openings

Begin with windows that are most important to the renovation, everyday ventilation or visual appearance of the property.

Coordinate Windows and Doors

Match replacement windows with aluminium sliding or hinged doors, flyscreens and selected security screens for a more complete result.

Simple Project Process

From Existing Steel Frames to New Aluminium Windows

Send Photos and Approximate Sizes

Send internal and external photos, rough width and height, window quantity and your suburb for an initial review.

Discuss the Desired Appearance

We discuss frame colour, preferred panel proportions, opening styles and whether a modern or more traditional divided appearance is preferred.

Initial Estimate

An initial estimate may be prepared from the supplied information, subject to final measurement, access and existing construction.

Site Measure and Fixing Assessment

The opening, visible steel-frame fixing method, surrounding brick or render, glass selection and finishing approach are checked before manufacturing.

Custom Fabrication and Installation

The aluminium windows are manufactured to the approved specification and installed according to the agreed project scope.

Complete Aluminium Window Range

Explore Aluminium Windows & Doors Melbourne

View our complete range of custom aluminium window styles, door systems, frame colours, glazing options and supply or installation services for Melbourne homes.

Related Services

Related Window Replacement Services

Explore the pages most relevant to steel-frame replacement, aluminium window selection, glazing and older-home upgrades.

Frequently Asked Questions

Steel to Aluminium Window Replacement FAQs

Can old steel windows be replaced with aluminium windows?

Yes. Many existing steel windows can be replaced with custom aluminium frames. The site measure confirms the opening, fixing method, surrounding wall and suitable installation approach.

Why is a site inspection important for steel windows?

Steel frames may be integrated into brickwork, render, concrete or internal reveals. Inspecting the visible construction helps us plan the measurements, removal method and surrounding finish more accurately.

Can the new windows use a similar panel layout?

Yes. Where practical, the new aluminium windows can follow a similar panel arrangement or use an updated layout designed around ventilation, light and the proportions of the opening.

Which aluminium window styles suit steel-window replacement?

Awning, casement, fixed and combination windows are common options. The best choice depends on the opening size, room, desired ventilation and preferred appearance.

Can old steel windows be upgraded to double glazing?

Yes. Suitable replacement aluminium systems can be manufactured for double glazed units, subject to opening size, selected frame, glass configuration and project requirements.

What happens if surrounding render or brickwork needs finishing?

The likely finishing requirements are discussed after inspection. Work within our agreed installation scope can be included in the quotation, while specialist building or render work can be coordinated with the appropriate trade where required.

What should I send for an initial estimate?

Send your suburb, clear internal and external photos, approximate width and height, the number of windows and your preferred frame colour and glass option if known.

Request an Initial Quote

Ready to Upgrade Your Steel Windows?

Send us photos, approximate sizes, the number of windows and your suburb. We can review the openings and discuss suitable aluminium frame, panel layout, colour and glazing options.