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Forever green windows logo.
0486 030 150

Double Glazed Windows Sydney

Made in our Gregory Hills factory and installed by our team, right across Sydney

Sydney's uPVC Double Glazing Manufacturer and Installer

Forever Green Windows supplies and installs custom uPVC double glazed windows and doors across Sydney. We are not a reseller: every window and door is made to order in our own Gregory Hills factory using premium Deceuninck profiles, then fitted by our installation team.

That means one company is responsible from the first measure to the finished fit, with nobody to point at if something isn’t right. Supply only is available for builders and owner builders, along with partial installation on new builds.

uPVC double glazed windows made and installed by Forever Green Windows
Modern dining and living room with uPVC double glazed windows

Why Sydney Homes Choose uPVC Double Glazing

Windows are the biggest source of heat gain and loss in most homes. Double glazing with uPVC frames sharply reduces both, so heating and cooling run less and rooms hold a steady temperature through 40 degree summers and cold winter mornings alike.

Sydney throws a lot at a window. uPVC doesn’t corrode in coastal salt air, won’t rot, warp or need repainting, and double glazing takes the edge off traffic and aircraft noise. BAL rated options up to BAL-40 are available for bushfire prone areas, a wide range of colours suits period and heritage homes, and a 10 year warranty covers uPVC profile frames, double glazed units and hardware.

Areas of Sydney we service

We supply and install across ten regions, plus Chatswood on the North Shore, Manly on the Northern Beaches and Alexandria in the inner south. Choose your region below for local detail, the suburbs we cover and answers to the questions we get asked most. If your suburb isn’t listed, call us and ask.

Western Sydney
South West Sydney
Eastern Suburbs
Inner West
St George
Sutherland Shire
Blue Mountains
Southern Highlands
Wollongong & Illawarra

The uPVC window styles we make

Every window below is made to order in our Gregory Hills factory and available double glazed. Casement and awning windows are the most specified across Sydney, and tilt and turn windows let you clean upper storey glass from inside.

A white UPVC casement window in a room with a grassy yard.
Casement & Awning Windows

Improve thermal efficiency  for a comfortable living environment year-round with casement & awning windows.

A narrow side of a brick building with three tall, narrow windows. In the foreground, there is a statue and gravel landscape.
Fixed
Windows
Capture panoramic views while benefiting from excellent thermal and acoustic protection with our reliable fixed window solutions.
A room with a sliding UPVC glass door and a wooden floor.
Tilt & Turn
Windows
Experience effortless ventilation and unparalleled airflow with the versatility of tilt and turn functionality, enhancing your comfort at home.
A house with windows and ferns on the side.
Sliding
Windows

Maximise your space with our uPVC sliding windows, providing ample room and optimal air flow for a fresh and spacious living environment.

The uPVC door styles we make

Doors are built to the same specification and glazing options, sized to your openings. Sliding and stacking doors are the usual choice for opening a living room onto a deck or alfresco.

An empty room with wooden floors and a balcony.
Sliding and Stacking Doors

For limited floor space, these doors provide ample lighting & enhanced security.

A UPVC French door with a glass window on a deck.
French & Single Hinge Doors
Elevate your home with the elegance of hinged doors, combining style and security seamlessly.
A brick house with stairs leading to a balcony.
Tilt and Slide
Doors

Discover the versatility of a door that tilts and slides, offering you the best of both functionalities in one system.

Securing Your Sydney Home with uPVC Windows and Doors
Lift and Slide
Doors

Experience breathtaking views and abundant natural light with our durable and versatile range lift and slide doors.

From first measure to finished fit

One company handles it end to end, so there is no gap between who measured, who made it and who fitted it.

1. Measure and quote

We measure at the property, or quote from your plans if you are still at design stage. You get sizes, glazing options and a price you can compare line by line.

2. Made to order

Your order goes into our Gregory Hills factory, cut, welded and glazed to your openings using Deceuninck profiles.

3. Four to eight weeks

Manufacturing time depends on the size of the job and the glass specified. Nothing sits in a warehouse waiting to be sold.

4. Fitted by our team

Installation is carried out by our installation team. Builders and owner builders can take supply only, and we can do partial installation on new builds.

Double glazed windows in Sydney: frequently asked questions

Yes. Forever Green Windows supplies and installs everything we manufacture. Your windows and doors are made to order in our Gregory Hills factory and fitted by our installation team, so one company is responsible for the measure, the build quality and the finished fit. Builders and owner builders can still order supply only.

Every window and door is manufactured to order in our own factory at Gregory Hills in Sydney’s south west, using premium Deceuninck uPVC profiles. We are a manufacturer, not an importer or reseller.

We supply and install across Western Sydney, South West Sydney and Macarthur, the Eastern Suburbs, the Inner West, St George, the Sutherland Shire, the Blue Mountains, the Southern Highlands and Wollongong and the Illawarra, plus Chatswood, Manly and Alexandria. If your suburb isn’t listed, call us and ask.

Allow 4 to 8 weeks for manufacturing after the final measure, then installation is scheduled as soon as your windows are ready.

A 10 year warranty covers uPVC profile frames, double glazed units and hardware. Flyscreens carry a one year warranty.

Book a free measure and quote. Call 0486 030 150 or send us your plans and we’ll quote from those.

Book a free measure and quote anywhere in Sydney

Call 0486 030 150 or send us your plans and we’ll quote from them.

Book a Consultation Today