TIMBER WINDOW REPLACEMENT • SYDNEY
Replace Old Timber Windows with Custom Aluminium Windows
Upgrade ageing, damaged or high-maintenance timber windows with custom-made aluminium replacements.
Glazium manages the removal, installation, external weather sealing and finishing required for a clean, durable result across Sydney.
Complete replacement service
Measured openings and custom-fit windows
Careful removal and installation
External sealing and finishing

A Complete Timber-to-Aluminium Replacement Service
Replacing timber windows involves more than fitting a new frame into the opening. Glazium carefully measures each opening, removes the existing timber windows, installs the new aluminium units and completes the sealing and finishing required for a professional result. Every replacement is planned around the existing wall construction and site conditions.
Measured for your opening
Custom aluminium windows are specified around the confirmed opening and selected configuration.
Removal to final finish
The replacement scope can include removal, installation, sealing and finishing details.
From Ageing Timber to Clean, Modern Aluminium
See how replacing deteriorated timber windows with custom aluminium units can improve operation, reduce ongoing maintenance and update the appearance of the home.

Residential aluminium window replacement project
CUSTOM ALUMINIUM WINDOWS
Aluminium Window Styles and Options
Sliding Windows
A practical option where broad openings and easy everyday ventilation are required.
Awning Windows
Top-hinged window systems suited to ventilation while helping keep the weather out.
Fixed Windows
Clean glazed panels for daylight, views and openings that do not need ventilation.
Combined Configurations
Combine fixed and opening sections to suit the opening, outlook and airflow needs.
Glazing Options
Discuss privacy, safety, noise and energy-efficiency requirements during quotation.
Flyscreens & Colours
Choose from available powder-coat colours, flyscreens and practical finishing details.
WHY REPLACE TIMBER WINDOWS
Why Replace Timber Windows with Aluminium?
Low Maintenance
Aluminium does not require regular sanding, repainting or ongoing treatment like ageing timber.
Improved Operation
Replace sticking, swollen or difficult-to-open timber windows with smooth, modern window systems.
Custom Made
Each aluminium window is made to suit the measured opening, preferred configuration and selected colour.
Glazing Options
Choose suitable glass options based on safety, privacy, noise and energy-efficiency requirements.
Modern Appearance
Clean aluminium frames can update the home while preserving practical window proportions.
Durable Finish
Powder-coated aluminium provides a strong, long-lasting finish suited to Australian conditions.
Our Timber Window Replacement Process
01
Site Measure and Assessment
02
Custom Manufacture
03
Removal
04
Installation and Sealing
05
Internal Finishing
06
Clean-Up
Designed for a Proper Finished Result
Existing timber windows vary in depth, profile and surrounding construction. Where required, Glazium can use external aluminium cover angles and internal trims or architraves to create a neat transition between the existing building and the new window frames. Exact finishing requirements are confirmed during the site inspection and quotation.
Cover angles
Internal trims
Architraves
Site inspection
Custom scope
Sydney
Whole-House Aluminium Window Replacement
Replacing several windows together provides a consistent appearance and allows the installation to be planned efficiently. Glazium can assess individual openings or prepare a complete replacement proposal for the entire home.
Consistent look
Planned efficiently
Individual openings
Complete proposal
Staged options
Sydney homes

Timber to Aluminium Window Replacement FAQs
Can timber windows be replaced with aluminium windows?
Yes. Existing timber windows can generally be removed and replaced with custom-sized aluminium units. The installation and finishing method depends on the wall construction and condition of the existing opening.
Do you remove the old timber windows?
Yes. Removal of the existing windows can be included as part of Glazium’s supply-and-install service.
Will the new windows fit the existing openings?
Each opening is measured before manufacture. The new aluminium windows are custom-made to suit the confirmed dimensions and selected configuration.
Are cover angles or architraves included?
External cover angles and internal trims or architraves can be included where required. The exact scope will be clearly stated in the quotation.
Can I replace all the windows in my house?
Yes. Glazium can prepare a staged or whole-house window replacement proposal after completing a site measure.
Can I choose the frame colour and glass?
Yes. Available powder-coat colours, glass types, configurations and flyscreen options can be discussed during quotation.
TIMBER WINDOW REPLACEMENT QUOTE
Tell us about your timber window replacement project
Arrange a site measure and receive a detailed quotation for custom aluminium window replacement in Sydney.
Ready to Replace Your Old Timber Windows?
Arrange a site measure and receive a detailed quotation for custom aluminium window replacement in Sydney.
TIMBER WINDOW REPLACEMENT • SYDNEY
Replace Old Timber Windows with Custom Aluminium Windows
Upgrade ageing, damaged or high-maintenance timber windows with custom-made aluminium replacements.
Glazium manages the removal, installation, external weather sealing and finishing required for a clean, durable result across Sydney.
Complete replacement service
Measured openings and custom-fit windows
Careful removal and installation
External sealing and finishing

A Complete Timber-to-Aluminium Replacement Service
Replacing timber windows involves more than fitting a new frame into the opening. Glazium carefully measures each opening, removes the existing timber windows, installs the new aluminium units and completes the sealing and finishing required for a professional result. Every replacement is planned around the existing wall construction and site conditions.
Measured for your opening
Custom aluminium windows are specified around the confirmed opening and selected configuration.
Removal to final finish
The replacement scope can include removal, installation, sealing and finishing details.
From Ageing Timber to Clean, Modern Aluminium
See how replacing deteriorated timber windows with custom aluminium units can improve operation, reduce ongoing maintenance and update the appearance of the home.

Residential aluminium window replacement project
CUSTOM ALUMINIUM WINDOWS
Aluminium Window Styles and Options
Sliding Windows
A practical option where broad openings and easy everyday ventilation are required.
Awning Windows
Top-hinged window systems suited to ventilation while helping keep the weather out.
Fixed Windows
Clean glazed panels for daylight, views and openings that do not need ventilation.
Combined Configurations
Combine fixed and opening sections to suit the opening, outlook and airflow needs.
Glazing Options
Discuss privacy, safety, noise and energy-efficiency requirements during quotation.
Flyscreens & Colours
Choose from available powder-coat colours, flyscreens and practical finishing details.
WHY REPLACE TIMBER WINDOWS
Why Replace Timber Windows with Aluminium?
Low Maintenance
Aluminium does not require regular sanding, repainting or ongoing treatment like ageing timber.
Improved Operation
Replace sticking, swollen or difficult-to-open timber windows with smooth, modern window systems.
Custom Made
Each aluminium window is made to suit the measured opening, preferred configuration and selected colour.
Glazing Options
Choose suitable glass options based on safety, privacy, noise and energy-efficiency requirements.
Modern Appearance
Clean aluminium frames can update the home while preserving practical window proportions.
Durable Finish
Powder-coated aluminium provides a strong, long-lasting finish suited to Australian conditions.
Our Timber Window Replacement Process
01
Site Measure and Assessment
02
Custom Manufacture
03
Removal
04
Installation and Sealing
05
Internal Finishing
06
Clean-Up
Designed for a Proper Finished Result
Existing timber windows vary in depth, profile and surrounding construction. Where required, Glazium can use external aluminium cover angles and internal trims or architraves to create a neat transition between the existing building and the new window frames. Exact finishing requirements are confirmed during the site inspection and quotation.
Cover angles
Internal trims
Architraves
Site inspection
Custom scope
Sydney
Whole-House Aluminium Window Replacement
Replacing several windows together provides a consistent appearance and allows the installation to be planned efficiently. Glazium can assess individual openings or prepare a complete replacement proposal for the entire home.
Consistent look
Planned efficiently
Individual openings
Complete proposal
Staged options
Sydney homes

Timber to Aluminium Window Replacement FAQs
Can timber windows be replaced with aluminium windows?
Yes. Existing timber windows can generally be removed and replaced with custom-sized aluminium units. The installation and finishing method depends on the wall construction and condition of the existing opening.
Do you remove the old timber windows?
Yes. Removal of the existing windows can be included as part of Glazium’s supply-and-install service.
Will the new windows fit the existing openings?
Each opening is measured before manufacture. The new aluminium windows are custom-made to suit the confirmed dimensions and selected configuration.
Are cover angles or architraves included?
External cover angles and internal trims or architraves can be included where required. The exact scope will be clearly stated in the quotation.
Can I replace all the windows in my house?
Yes. Glazium can prepare a staged or whole-house window replacement proposal after completing a site measure.
Can I choose the frame colour and glass?
Yes. Available powder-coat colours, glass types, configurations and flyscreen options can be discussed during quotation.
TIMBER WINDOW REPLACEMENT QUOTE
Tell us about your timber window replacement project
Arrange a site measure and receive a detailed quotation for custom aluminium window replacement in Sydney.
Ready to Replace Your Old Timber Windows?
Arrange a site measure and receive a detailed quotation for custom aluminium window replacement in Sydney.
TIMBER WINDOW REPLACEMENT • SYDNEY
Replace Old Timber Windows with Custom Aluminium Windows
Upgrade ageing, damaged or high-maintenance timber windows with custom-made aluminium replacements.
Glazium manages the removal, installation, external weather sealing and finishing required for a clean, durable result across Sydney.
Complete replacement service
Measured openings and custom-fit windows
Careful removal and installation
External sealing and finishing

A Complete Timber-to-Aluminium Replacement Service
Replacing timber windows involves more than fitting a new frame into the opening. Glazium carefully measures each opening, removes the existing timber windows, installs the new aluminium units and completes the sealing and finishing required for a professional result. Every replacement is planned around the existing wall construction and site conditions.
Measured for your opening
Custom aluminium windows are specified around the confirmed opening and selected configuration.
Removal to final finish
The replacement scope can include removal, installation, sealing and finishing details.
From Ageing Timber to Clean, Modern Aluminium
See how replacing deteriorated timber windows with custom aluminium units can improve operation, reduce ongoing maintenance and update the appearance of the home.

Residential aluminium window replacement project
CUSTOM ALUMINIUM WINDOWS
Aluminium Window Styles and Options
Sliding Windows
A practical option where broad openings and easy everyday ventilation are required.
Awning Windows
Top-hinged window systems suited to ventilation while helping keep the weather out.
Fixed Windows
Clean glazed panels for daylight, views and openings that do not need ventilation.
Combined Configurations
Combine fixed and opening sections to suit the opening, outlook and airflow needs.
Glazing Options
Discuss privacy, safety, noise and energy-efficiency requirements during quotation.
Flyscreens & Colours
Choose from available powder-coat colours, flyscreens and practical finishing details.
WHY REPLACE TIMBER WINDOWS
Why Replace Timber Windows with Aluminium?
Low Maintenance
Aluminium does not require regular sanding, repainting or ongoing treatment like ageing timber.
Improved Operation
Replace sticking, swollen or difficult-to-open timber windows with smooth, modern window systems.
Custom Made
Each aluminium window is made to suit the measured opening, preferred configuration and selected colour.
Glazing Options
Choose suitable glass options based on safety, privacy, noise and energy-efficiency requirements.
Modern Appearance
Clean aluminium frames can update the home while preserving practical window proportions.
Durable Finish
Powder-coated aluminium provides a strong, long-lasting finish suited to Australian conditions.
Our Timber Window Replacement Process
01
Site Measure and Assessment
02
Custom Manufacture
03
Removal
04
Installation and Sealing
05
Internal Finishing
06
Clean-Up
Designed for a Proper Finished Result
Existing timber windows vary in depth, profile and surrounding construction. Where required, Glazium can use external aluminium cover angles and internal trims or architraves to create a neat transition between the existing building and the new window frames. Exact finishing requirements are confirmed during the site inspection and quotation.
Cover angles
Internal trims
Architraves
Site inspection
Custom scope
Sydney
Whole-House Aluminium Window Replacement
Replacing several windows together provides a consistent appearance and allows the installation to be planned efficiently. Glazium can assess individual openings or prepare a complete replacement proposal for the entire home.
Consistent look
Planned efficiently
Individual openings
Complete proposal
Staged options
Sydney homes

Timber to Aluminium Window Replacement FAQs
Can timber windows be replaced with aluminium windows?
Yes. Existing timber windows can generally be removed and replaced with custom-sized aluminium units. The installation and finishing method depends on the wall construction and condition of the existing opening.
Do you remove the old timber windows?
Yes. Removal of the existing windows can be included as part of Glazium’s supply-and-install service.
Will the new windows fit the existing openings?
Each opening is measured before manufacture. The new aluminium windows are custom-made to suit the confirmed dimensions and selected configuration.
Are cover angles or architraves included?
External cover angles and internal trims or architraves can be included where required. The exact scope will be clearly stated in the quotation.
Can I replace all the windows in my house?
Yes. Glazium can prepare a staged or whole-house window replacement proposal after completing a site measure.
Can I choose the frame colour and glass?
Yes. Available powder-coat colours, glass types, configurations and flyscreen options can be discussed during quotation.
TIMBER WINDOW REPLACEMENT QUOTE
Tell us about your timber window replacement project
Arrange a site measure and receive a detailed quotation for custom aluminium window replacement in Sydney.
Ready to Replace Your Old Timber Windows?
Arrange a site measure and receive a detailed quotation for custom aluminium window replacement in Sydney.