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Corner & bay double glazed windows

Ecostar Double Glazing offers a wide range of UPVC double glazed corner and bay windows, ideal for any type of house.


Ecostar’s double glazing bay window range adds character and boosts your home’s energy efficiency, and market value.

Corner and bay windows create a larger glass surface area than the wall they occupy which allows extra light to enter your home, improves views, creates space and enables warmth to enter your home in winter.

Ecostar UPVC double glazed corner and bay windows:

  • Lower your energy bills
  • Reduce your carbon footprint
  • Reduce outside noise by up to 90%
  • Withstand extreme weather conditions
  • Don’t fade, crack or split
  • Require no maintenance

View our range of finishes and colours

white antique oak cream rosewood anthracite black-brown-standard pebble-grey-standard sage-smooth-standard claystone-standard
clear autumn casement-autumn-cutout casement-chantilly-cutout casement-charcoal-sticks-cutout casement-contora-cutout casement-cotswold-cutout casement-digital-cutout casement-everglade-cutout casement-flemish-cutout casement-florielle-cutout casement-mayflower-cutout casement-minster-cutout casement-oak-cutout casement-pelerine-cutout casement-stippolyte-cutout casement-sycamore-cutout casement-taffeta-cutout casement-warwick-cutout

Explore Ecostar’s range of double glazed corner & bay windows


Bay windows consist of one or more central windows with side windows angled backwards at 30, 45 or 90 degrees (the last option commonly termed ‘box’ windows) to increase the living area of a room. A window seat is a popular addition to a bay windows, creating a place to sit and enjoy 270-degree views and the warmth of the sun from three directions, and providing under-seat storage.

Property owners installing a bay or corner window relish the opportunity to decorate their windows with replica traditional wooden bay window designs, or by using bespoke window glass designs. When it comes to window glass designs, Ecostar Double Glazing offers a wonderful range, from elegant to traditional, to opaque.

If you’ve been looking for corner and bay double glazed windows, your search stops here. Ecostar’s range of UPVC composite windows with double glazing is the far superior option to traditional aluminium and wood windows and doors. Contact Ecostar today on 03 8782 9301   for a free, no-obligation quote or visit our mobile showroom and get impartial advice from the experts!



Ecostar holds all major Australian and European quality accreditations including Victorian Building Authority Registered Building Practioner, Australian Glass and Window Association, British Standard Institute, Secured by Design, Hot Country Profile, Window Energy Rating, Housing Industry Association, Neighbourhood Watch and BFRC energy rating (A++).