Double Glazed Corner Windows

Reduce Noise & Energy Bills with Double Glazed uPVC Corner Windows


Corner windows supply and installation throughout Melbourne. Corner windows are very popular in modern and contemporary facades, alfresco, living areas, entertainment areas as they allow supreme visibility by extending views through the seamless glass panels with a frameless feel and a unique aesthetic.

  • ☑️ Service You Can Trust
  • ☑️ Positive Google Reviews
  • ☑️ 10-Year Warranty
  • ☑️ Custom Made in Melbourne
  • ☑️ German-Engineered Aluplast uPVC Frames
  • ☑️ Free Quote
Corner Windows Melbourne

Double glazed corner windows

Our window joining system ensures a completely safe and secure seal at the edge of the glass (where the glass meets in the corner). We can customise the corner windows in a range of colours and glass options, to cater to the needs of the available space along with offering seamless views.

Reduce Noise & Energy Bills with Double Gazed uPVC Corner Windows


Our double glazed uPVC corner windows are robust, durable, reliable and manufactured for excellence and in compliance with the industry standards – we supply corner glass windows across Melbourne, Australia. Visit our showroom, or book an appointment today. Browse through our exclusive range of double glazed windows.

Year-Round Comfort: Cool in summer and warm in winter.

Energy Efficiency: Lower heating and cooling cost.

Noise Reduction: Enjoy a quieter indoor environment.

UV Protection: Minimise fading of furniture and flooring.

Enhanced Security: Multi-point locking for added protection.

Low Maintenance: Easy to clean and built to last.

Increased Property Value: Boost curb appeal and resale value.

Corner windows

Why Choose Astellite


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Our uPVC corner windows are robust, durable, reliable and manufactured for excellence and in compliance with the industry standards, we supply corner glass windows across Melbourne, Geelong, Melton & Mornington Australia.

  • 🔧 Manufactured in Melbourne using expert craftsmanship
  • 🔒 Advanced multi-point locking systems
  • 🇩🇪 German-engineered Aluplast uPVC profiles
  • 🌿 Environmentally friendly & recyclable materials
  • 🎯 Over 250 completed installations across Melbourne

Accreditations & Partners


We’re accredited by AGWA and WERS and use premium components from Australian Glass Group, Viridian and aluplast.

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7 Star Energy Rating
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Double Glazing
Double Glazed Windows Melbourne

Why Choose Double Glazed Windows?

Double glazing is one of the smartest investments you can make for your home. With two panes of glass separated by an insulating air gap, double glazed windows deliver:

  • Year-Round Comfort: Cool in summer and warm in winter.
  • Energy Efficiency: Lower heating and cooling cost.
  • Noise Reduction: Enjoy a quieter indoor environment.
  • UV Protection: Minimise fading of furniture and flooring.
  • Enhanced Security: Multi-point locking for added protection.
  • Low Maintenance: Easy to clean and built to last.
  • Increased Property Value: Boost curb appeal and resale value.

Colour & Finish Options


Match your windows perfectly to your home’s style with our wide range of finishes:

Upvc Colour 01
Turner Oat Toffee
Upvc Colour 03
Turner Oak Malt
Upvc Colour 02
Sheffield Oak Concrete
Upvc Colour 05
Window Grey
Upvc Colour 04
Tropical White
Upvc Colour 07
Jet Black
Upvc Colour 06
Anthracite Grey
Upvc Colour 08
Aldudec DB703
Upvc Colour 09
Basalt Grey
Upvc Colour 10 1
Umbra Grey

All finishes are UV-resistant, colourfast and durable to maintain their look for years.

How uPVC Compares to Aluminium and Timber Frames!

What Our Clients Are Saying!

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"After research and consideration it was clear to us that Astellite were market leaders in the field of double glazed uPVC windows and doors. We would have no hesitation in recommending Astellite and would suggest that if you’re considering double glazed windows and doors do yourself a favour and contact their team."

- Dean and Vicki
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"The replacement of our existing windows with the Astellite double glazed windows have transformed our house both aesthetically and environmentally. The German engineering and locking systems are first class. They keep out noise, heat and the cold and look fantastic."

- John Eric Boomsma
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"Visiting the showroom and talking with Rudi and Sylvia gave us the confidence to go ahead with replacing 28 year old double glazed windows & sliding doors in our living room in harsh beach side conditions. Mario and staff installed the windows & doors efficiently, cleaning up after the job. Thank you for a reliable quality service. "

- Thomson Anneke
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"Just replaced all our old windows with Astellite and I couldn’t be happier! The windows look amazing (double glazed uPVC windows, two coloured frames - black from the outside, white from the inside), plus the energy efficiency was evident from day one. The installation process was seamless and top notch professional. Thank you Astellite team!"

- Justyna Zylka

Frequently Asked Questions

What is a corner window?

A corner window is made of two panes of glass that meet at a 90° angle, wrapping around the corner of a building. This creates uninterrupted views and allows more natural light to enter your home.

Are corner windows double glazed?

Yes. At Astellite, all our corner windows are double glazed for superior insulation, noise reduction, and energy efficiency compared to standard single-glass windows.

Can uPVC be used for corner windows?

Absolutely. We manufacture uPVC corner windows, which are durable, low-maintenance, and provide excellent thermal performance.

Are corner windows more expensive than regular windows?

Corner windows can cost more due to the custom glazing and specialised installation. However, they offer unique architectural benefits and energy savings that add long-term value to your home.

Can you open corner windows for ventilation?

Yes. Corner windows can be designed with operable sections (like tilt & turn or casement styles) to allow fresh air flow without losing the seamless look.

Do corner windows improve energy efficiency?

Yes. Our double glazed uPVC corner windows help regulate indoor temperature year-round, reducing reliance on heating and cooling, which can lower your energy bills.

Do you offer a free quote?

Absolutely, simply contact us to arrange a free quote and expert advice at your convenience.

Get In Touch Today!

Astellite