Why choose us

RetroFit Double Glazing is part of New Zealand’s largest glass company Metro Performance Glass, with a nationwide network of factories, retail outlets and installation teams.

We’ve been helping Kiwi homeowners upgrade their windows for over 30 years. Let us help you make your home healthier, warmer, drier and comfier all year around by tailoring a solution that suits your home. Talk to us today and get your free no obligation in home assessment from our double glazing experts. 

Quality Assurance

RetroFit double glazed units are manufactured to the highest international standards by Metro Performance Glass on state-of-the-art production lines.

Then there was a miracle!
Melanie and Len, Christchurch
My experience with Metro
Sandra, Tauranga
Thanks for the great service
Andy, Cromwell
Acknowledging your mighty service communication and workmanship
Beverley & Keith, Tauranga
I am happy to recommend your company to anyone.
Jocelyn Robertson, Arrowtown
Thank you for the outstanding service which has been so much appreciated
Gill Smith, Christchurch
The whole team was very helpful and pleasant to work with
Bill & Heather, Hamilton.
Retrofit Double Glazing Reviews

Our clients talk about Retrofit Double Glazing

Why choose Retrofit Double Glazing? Our clients talk about their choice of Retrofit and their experience with the installation.

The tradesmen were excellent; they were quick, tidy and friendly.
Anne Milne, Whangarei
Our timber windows look great - the colonial character and integrity has not changed..

My timber windows look great

The difference has been amazing...
Ruth McKenzie, Whangarei
We would definitely recommend getting a RetroFit done.
The Turner Family, Whangarei
I'm sure I'm spending less on heating. I used to feel the cold sitting by the ranch slider, now it is nice and warm.
John Bates, Whangarei
Retrofit installation was quicker than I thought

Retrofit Installation was Quicker than I thought

...I couldn't have asked for better...
Ngaio Brown, Dunedin
Aluminium Retrofit double glazing looks great

My Aluminium house looks great

Having RetroFit double glazing fitted throughout our home with RetroFit has been a straight forward and professional process from start to finish...
Mary Arnesen, Dunedin
Retrofit Double Glazing Cost

The cost was less than we expected

...instantly we noticed our entire open plan main lounge, dining and kitchen area maintains an even temperature...
The finished product is better than we expected and has made such a difference to our comfort levels...
Quick installation aluminium retrofit double glazing

Our RetroFit Installation was quick and tidy

We are just so pleased with the double glazing...
Barbara Pope, Mt Maunganui
...My only regret is that I didn't do it sooner.
Nothing was too much trouble, your team ensured we were completely satisfied!