Double Glazing Pricing Melbourne

Browse pricing by product below, or jump straight to our glass performance guide to compare thermal and acoustic upgrades. Every price includes full installation.

Timber retrofit costs about a third as much as full window replacement 

- the most cost-effective way to upgrade.

Compare glass performance

Every product on this page can be built with any of these four glass options.

Most popular

Economy ThermoTechâ„¢

$285 /sqm

U-VALUE
2.5

SHGC / VLT
0.71 / 78

WARRANTY
10 yr

  • Two sheets 4mm glass
  • 12mm argon gap
  • Doubles energy efficiency
  • Australian made
Most popular

LightBridge / Optithermâ„¢

$395 /sqm

U-VALUE
1.4

SHGC / VLT
0.59 / 79

WARRANTY
10 yr

  • Toughened 4mm glass
  • Argon gap
  • Low-E coating
  • Grade A safety glass
Best for noise

LightBridge Next / Optitherm Hushâ„¢

$455 /sqm

U-VALUE
1.4

ACOUSTIC
RW38

WARRANTY
10 yr

  • 6.5mm VLam Hush layer
  • Thermal spacer + argon
  • UV protection (<1% trans)
  • Impact-resistant laminate
Best for heritage

Ultimate Performance VIG

$895 /sqm

U-VALUE
0.4

THICKNESS
8.3mm

WARRANTY
15 yr

  • Vacuum insulated glass
  • Titanium seal, 0.3mm gap
  • Reduces heat loss 93%
  • Grade A safety glass

Windows

Select a window style to see installed pricing, inclusions and glass options.

sliding window

Sliding Windows

From $650

casement window

Casement Windows

From $600

doublehungwindow322x200

Double Hung Windows

From $1,500

sash window

Sash Windows

From $1,500

awning window

Awning Windows

From $600

custom window

Custom Windows

Quote Only

Doors

Select a door style to see installed pricing, inclusions and glass options.

sliding window

Sliding Doors

From $1,800

frenchdoors322x200

French Doors

From $1,700

folding doors

Folding Doors

From $1,800

front doow

Front Doors

From $700

Our Australian made double glazed units

Our Melbourne based manufacturing partners are Australia's largest glass processors Glassworks and Viridian; all are custom fabricated to exact specifications to ensure our units are not only the highest quality and performance available, they are also competitively priced.

We stand by it with a 10 year Australian Warranty and Price Guarantee.

Our high install volume and local ownership means there are no middle-men or franchise owners taking a clip-of-the-ticket, which allows us to offer our Price Beat Guarantee. No wacky 30% off advertising or hidden fee's; just the best price and quality around. Guaranteed.

Price and Quality Promise

Because of our high installation volume and our direct business structure, we promise to outperform our competitors in workmanship, product quality, and installation prices.

Already have a quote? Simply forward the email to hello@retrofitdoubleglaze.com.au​ or submit below and we will beat it.

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    Have a custom job?

    Exceptionally large, irregular shapes or difficult-to-access areas are not a problem for us.

    We have the flexibility and experience to handle a full range of installations across both windows and doors, and can accommodate most scenarios and requests. To get started, request a free, no-obligation measurement and quote below.

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