More and more people are becoming aware of the soundproofing, thermal efficiency draft elimination benefits to be gained from double glazing and now the additional convenience and cost savings to be made with retrofitted Secondary Double Glazing.

Retro fitting secondary double glazing on existing windows or doors means we install a new, fully independent secondary window or door on the room side of your existing window or door and you do not incur the cost of completely replacing existing windows and doors.

Secondary double glazing or double glazing existing windows and doors is not only cheaper than traditional double glazing, but provides better soundproofing. And, once manufactured, it only takes around one hour to install each secondary glazed window or door ... and we GUARANTEE it will be draft proof!

Because we retrofit double glazing to existing windows, we can double glaze ... vertical or horizontal sliding windows, Leadlight windows, Bay windows, Colonial windows, Sash windows or double hung windows, Steel windows or Crittle Frames and Stained glass windows.

For soundproofing doors, reduced drafts & thermal efficiency, we offer secondary double glazed doors as an alternative to traditional double glazed doors. For glass sliding doors, patio doors or french doors, it is not only cheaper than traditional double glazing doors, but is also much less disruptive & quicker to install.

We retrofit secondary double glazing to windows & doors in Sydney. We are the only company in Sydney offering secondary double glazed french doors.

Because we retrofit double glazing to existing windows, we can double glaze, Vertical or horizontal sliding windows, Leadlight windows, Bay windows, Colonial windows, Sash windows or double hung windows, Steel windows (Crittle Frames … our system was designed with these windows in mind!) and Stained glass windows.
Windows styles we cannot double glaze include: , Arched windows (with arched head)., Round windows and / or Raked windows or angled windows (ie not square)

For soundproofing doors, we offer two basic approaches to retrofitting secondary double glazing over existing doors:-
1. Fit a new fixed panel over your existing glass. This approach has the avantage of an ultra slimline aluminium frame with a large neoprene gasket which absorbs noise vibration.
2. And / Or hinged frame with lockable handle
For double glazing French Doors or patio doors, our secondary glazing method means we install inward opening French Doors or patio doors that are simply fitted to the inside of your existing French Doors giving you full access to your original doors. You get all the benefits of double glazing at a much lower cost.

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Last updated
Fri Feb 3 07:22:24 CET 2023