Astellite
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Coming from strong engineering and technical backgrounds we are extremely passionate about bringing top quality European engineering solutions and designs to Australian customers. We never compromise in offering only the best available services and obsess over constantly perfecting our products to best compliment your house and lifestyle.

Our motto has always been to make your home feel complete so you can enjoy the comfortable living in your perfectly designed space. As an acclaimed window manufacturer we offer custom made windows renowned for their high quality and elegant design. We work with aluplast uPVC - made in Germany of the best and most suitable window material in the world.
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Astellite is an Australian double glazed uPVC window supplier based in Melbourne. We offer custom made windows renowned for their high quality and elegant design, made of the best and most suitable window materials in the world. As specialist uPVC double glazed window installers, we specialise in double glazed window and door installation and replacement services for homes and businesses across Melbourne.
At Astellite, we supply the finest quality double glazed German windows and doors, manufactured to suit Australian conditions and surpass industry quality standards. For premium uPVC double glazed windows and doors, contact us today. They are incredibly tough and durable, long-lasting, pest resistant and moisture and weather resistant.
Combining design and aesthetics with precision German engineering, the Aluplast range of triple glazed and double glazed windows and doors feature exceptionally clean and slim lines and superior thermal and insulating performance. Manufactured and tested to suit Australian conditions and surpass industry quality standards, we supply only the finest uPVC double and triple glazed windows and doors in Melbourne.
With outstanding design of 5 chambers as standard combination, construction depth of 70mm and impressive sound insulation up to 45 dB this window type has become everyone's favourite. It offers excellent thermal insulation properties (Uf = 1.3 W/mK) making it suitable also for huge doors of balconies and terraces.
Reviews (6)
Maggie Odwyer
Maggie Odwyer
Sep 27, 2021
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We are absolutely thrilled with the look and performance of our brilliant replacement German Aluplast upvc low E, argon,double glazed sliding windows ,with matching fly screens, and smart-slide door. (White on the inside and Anthracite grey on the outside).
After extensive online research, 3 quotes and 3 visits to the Dandenong factory and many emails later, we were satisfied that by choosing Astellite we had the best product at the best price!
Mario was patient, knowledgeable, honest and passionate about his product and his communication was excellent.
The installation team of Mario, Piotr
Bern David
Bern David
Jul 17, 2021
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Amazing product compared to others we saw and ahd way better lead time(which I was suspicious about) but they actually started way earlier. Mario's and his team's expertise was second to none and incredibly collaborative from the outset. Their customer service prior to, and during installation was out of this world, and they were the only company to actually come out with no prompting to look at all the windows and the house prior to quoting. Best installation experience yet with no variations for a very difficult old install. Sales team are the actual installers, not a Sales Rep with no technical
Paul Little
Paul Little
Jul 07, 2021
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In replacing all of the old timber frame, single pane windows and doors in our house, I shopped around for a good 6 months to find the perfect double glazed solution.
We first considered uPVC however the first product we looked at seemed too plasticky and the quote was exorbitant. We then considered an alternate material for the frame however were not satisfied with only a one-point locking mechanism on offer for the doors.
We then came across Astellite’s windows and doors in a showroom at Euro Projects Group in Northcote and realised they were everything we were looking for. Being uPVC I immediately
Danielle Motton
Danielle Motton
Apr 21, 2021
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After sourcing three quotes, I decided to go with Astellite for uPVC double glazed windows because of their superior product, competitive price and excellent service.
Mario and his team were passionate, knowledgeable, professional, responsive, flexible, friendly and demonstrated great attention to detail.
The installation was seamless, quick and the team kept a very tidy workspace. They went above and beyond with making sure the window architraves fitted perfectly.
Huge thank you to Piotr, Lukasz, Mario!
I’m very happy with the windows and totally recommended Astellite.
Jack Kumar
Jack Kumar
Feb 18, 2021
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What an amazing job from ASTELLITE -uPVC Windows and doors.I have been shopping around for the last 3 months and finally someone recommended me to get ASTELLITE windows. Lukasz & Piotr installed the windows and doors ...just perfect Well Done guys...very highly recommended
Marianna Shomero
Marianna Shomero
Jul 06, 2020
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Thank you Mario, Lukasz and Piotr!
After we decided to replace our windows and doors we've shopped around for months. We've quickly settled on uPVC but it was hard to choose from so many providers. The Astellite team impressed us by their open, professional approach and high quality product. The price was competitive and the lead-time short. The whole process was so easy and straightforward we could hardly believe it. The installation was very professional and the people were lovely! The change in our quality of life is immense - both from the insulation and the noise reduction aspects.
We highly