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Prices For Sash Windows

Are you looking for replacement sash windows in Harrow? Double Glazing On The Web can provide you with instant double glazing prices for new uPVC sash windows.

Our double glazing prices calculator will provide you with an instant online cost for your new uPVC sash windows.

Free & No Obligation Prices

Our online guide prices for sash windows in Harrow are free, with no obligation to but.

Each sash window cost will include the price of installation in your area. For a supply only price, please contact us here.


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Double Glazing On The Web has a nationwide wide network of trusted double glazing companies.

If you’re looking for a trusted and local window installer in Harrow, then we can provide you with double glazing prices online, along with a free, no obligation quote from a fully accredited local company in London.

Sash Window Features & Benefits

Stunning uPVC sash windows are the perfect choice for an authentic double glazing replacement.

Designed to replicate 19th Century appearances, uPVC sliding sash windows offer the beauty of the past combined with modern technology.

Modern uPVC technology has been combined with a classic sash window profile, for long lasting looks and superior energy efficiency.

The uPVC sliding sash window has been designed from the ground up for better accessibility, insulation, security and weather resistance.

The vertical sliding sash window has been designed to slide either vertically upwards or downwards.

These uPVC sash windows glide effortlessly up and down, making opening and closing simple with no heavy lifting.

uPVC sash windows are capable of achieving a Windows Energy Rating of an incredible A+, so you can rely on these double glazed sash windows to keep your home warm in cold weather.

The profile has been designed to incorporate innovative technology, which works to minimise heat loss, keeping warmth within your Harrow home, in turn, this will help to lower your heating bills.

The uPVC sliding sash window complements period properties beautifully, especially where an authentic looks is required. These wonderful double glazed sash windows are perfect for homes in conservation areas or for when you live in a period property and need complementary features.

However, they will also add element of charm to newer homes, providing a traditional touch.

You can enhance their authenticity with a range of hardware options and accessories that provide decorative traditional features, enabling you to have a polished and realistic look.

For ultimate realism with your uPVC sash windows, you can opt for Georgian or astragal bars, as well as decorative sash horns and many other accessories designed to emulate traditional products.

The double glazed sash windows are fitted with high security multipoint locking mechanisms, and integral strengthening designs to ensure that your family and home will be protected from potential intruders.

They can even be specified with child safety restrictors in order to prevent little ones from opening the sash.

Designed to replicate 19th Century style, modern uPVC sash windows have realistic looks combined with the latest innovations in double glazing.Traditional pulleys are replaced with spiral balances and a tilting mechanism, providing effective ventilation and accessibility for cleaning.

You can rely on long lasting performance from vertical sash windows, as the sliding mechanism uses state of the art design and high quality materials to ensure its durable performance.

uPVC sliding sash windows are highly durable, much more than their wooden counterparts.  The uPVC material is tough and hardwearing, meaning it will not rot or discolour over time.

uPVC Sash Window Prices

Sash Window Size Colour Guide Price
500mm x 500mmWhite£525 – £600
500mm x 500mmWood Grain£625 – £700
1000mm x 500mmWhite£600 – £700
1000mm x 500mmWood Grain£700 – £800
1000mm x 1000mmWhite£626 – £727
1000mm x 1000mmWood Grain£727 – £828
1200mm x 1200mmWhite£725 – £875
1200mm x 1200mmWood Grain£850 – £950

Areas We Cover

To find a recommended double glazing company in Harrow, simply click your area on the map to start your quote.

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