Retrofit Double Glazing

Retain your existing joinery and the natural character of your home with our retrofit double glazing solutions.

Your existing window frames, aluminium or timber, can be retro-fitted with new, genuine double glazing. By choosing The Double Glazing Company’s retroGLAZE® system, you will save significantly and increase the health & comfort of your home.

Explore our retrofit double glazing solutions

Timber Retrofit

Retain the character & superior insulating properties of timber, upgraded with high performing double glazing.

Aluminium Retrofit

Upgrade your existing single glazed aluminium windows & doors to high performing double glazing.

Book a consultation

Confirm the suitability of your windows to be retrofitted with double glazing. Discuss the best option for you and your home.

Take a look at some of our retrofit double glazing projects

Auckland historic building - timber joinery retrofitted with double glazing
Auckland historic building - timber joinery retrofitted with double glazing
1904 bay window with curved colonial beads, double glazed
Close-up - leadlight restoed and sealed inside double glazing before being retro-fitted into the existing timber sash
Timber retrofit double glazing project in Wellington
Retro-double glazed timber french doors, bifold and awning windows
Retrofit Double Glazing or Replacement Windows - what is the best option for your home?
Wellington timber retrofit - double glazed bifold windows
Wellington timber retrofit - double glazed bifold windows
Close-up of retro- double glazed split rail joinery
Hamilton Aluminium Retrofit
Aluminium awning and fixed windows - retrofitted with double glazing
Aluminium bifold doors - retrofitted with double glazing
Aluminium awning and fixed windows - retrofitted with double glazing
Aluminium awning and fixed windows - retrofitted with double glazing
Rotorua aluminium joinery retrofitted with double glazing
Full height aluminium windows and doors retrofitted with double glazing
Full height aluminium windows and doors retrofitted with double glazing
Close-up - double glazed sliding doors
Rotorua aluminium joinery retrofitted with double glazing
Double glazing experts

Talk to an expert

Our local team of consultants will work with your individual needs to help you find the right double glazing solution for your home

Book a consultation

Retrofit double glazing questions

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What is retrofit double glazing?

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Should I retrofit or replace my windows?

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Will my window and door frames have to be replaced?