Turn your single glazed windows & doors into double glazing DIY with Redcote DIY Double Glazing.

Save Thousands Through DIY When You Upgrade Your Aluminium Joinery Windows to Double Glazed!

Fill in the form to Get a FREE DIY Information Pack

Available soon in Auckland, Waikato and Bay of Plenty.

Watch how easy it is to install double glazing DIY:

With Retrofit Double Glazing, You Get:

A more efficient home that dramatically reduces heat loss through windows, making your home much warmer in winter and more cost efficient to heat.
A cooler home in the summer
Noise reduction for a peaceful home
Significantly reduced condensation for a drier and healthier home

And now you do proper retrofit double glazing DIY!

The Big Double Glazing Secret

Retrofit double glazing can be costly, which is why we came up with New Zealand's only DIY real double glazing solution.

The big secret is that the retrofit double glazing process isn't actually that hard - anyone with basic DIY skills can learn how.

You just need someone to show you the secrets and be able to supply all the double glazing material, customised to your home.

We provide all the aluminium, double glazed units and full online training on how to use the tools with confidence, so you can easily install it yourself.

Now you can upgrade your single glazed aluminium windows to double glazing properly and safely while saving a lot of money.

Download Your Free DIY Double Glazing Information Pack Using the Form

Fill in the Form for Your Free DIY Information Pack

Available soon in Auckland, Waikato & Bay of Plenty.

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Why Choose Redcote?

We offer NZ's only "Do It Yourself" solution for real retrofit double glazing
We provide all the aluminium, double glazed units and materials you need, plus full tutorial videos showing you everything you need to know.
It's easy to install and we provide full phone support and online support
Works for any single glazed aluminium windows

Download your free information pack using the form above

Receive your FREE DIY Information Pack

By filling in the form above

Due to logistics and support, at this stage Redcote DIY Double Glazing will only be available in Auckland, Waikato and Bay of Plenty.