Homeowners looking to find high quality double glazed sash windows to replace their existing ones won't find better than Network VEKA's sliding sash windows.

Not only do these replacement sash windows look exactly like their traditional timber predecessors, they are also significantly more energy-efficient and much simpler to maintain. These technically advanced double glazed sash windows offer heritage and technology in perfect partnership.
Ideally suited to homes with a traditional look and feel, they offer the added benefits of improved heat retention and security. You no longer need to worry about problematic weights and cords or any of the drawbacks typically associated with traditional sliding sash windows such as swelling, squeaking or continual repainting. With upvc sash windows from Network VEKA you can simply make the most of the effortless gliding operation and relax in the knowledge that when you use a Network VEKA installer, your peace of mind is guaranteed.

The Vertical Slider can also be tilted inwards to offer easy cleaning.
Using a Network VEKA installer to fit your replacement sash windows means you can choose to have them in any tone to suit your home. They are available in white, golden oak, rosewood or a huge selection of bespoke colours - just ask your installer for details.

The VEKA Vertical Slider is the perfect replacement sash window for the heritage retrofit market. It has been carefully designed to look virtually indistinguishable from the traditional timber variants, which means it can be well suited to installation in listed buildings.

The visually pleasing slimline appearance of these upvc sash windows is supported by a truly energy efficient design. Fabricated using the VEKA fully sculptured matrix system, the window offers a slimline outer frame (136mm x 68mm) and combines good looks with maximum thermal efficiency. The window improves installation flexibility whilst retaining compatibility with all VEKA fixing brackets.
Available in white, VEKA coloured foils including the new grey, plus Golden Oak on Caramel, Rosewood on dark brown or either of the woodgrains on white.

Design Options:
Cill: The universal design of these window frames allows for either overhanging or stub cill. The rear projection results in far less complex fabrication, meaning that the construction is simpler and less likely to create the opportunity for operator error.

Horns:
Vertical sliding sash windows have the option of: horns which are screwed on, horns machined into the upper jambs or no horns at all.

Gearing:
This sash window has been designed with bespoke gearing to accept various components from any of the major suppliers. The window will also accept heavy duty spring balances and trickle vents within the head of the frame.

Glazing:
The Vertical sliding replacement sash window was designed to accommodate a Glazing thickness of 28mm, but when it is used with the 58mm bead range, it will accept glazing of any thickness whatsoever, making it a superb heritage sash window with advanced 21st century energy-efficiency.

Bottom sash:
The system offers two bottom sash options: Four sided fully welded and three sided welded with mechanically coupled wide bottom rail.
Energy efficient replacement sash windows from Network VEKA will help minimise heat loss, saving costs on your heating bills and helping save the planet!
Double glazing not only helps to minimise heat lost through upvc sash windows but also helps cut down unwelcome outdoor noise resulting from passing traffic and noisy neighbours.

Heritage in upvc doesn't necessarily mean compromise.
Fully-sculptured Vertical Sliding double glazed sash windows bring together several powerful elements. They are comprised of one of today’s most popular sash upvc styles, the industry-leading fully sculptured Matrix FS and the VEKA and Network VEKA brands.
Now Network fabricators and installers offer a vertical sliding sash upvc frame with the technical excellence and superb good looks that naturally come with this highly-acclaimed frame system along with a well known name which is respected by homeowners everywhere – Network VEKA.
This replacement sash window is a modern classic, incorporating beautiful aesthetics, the very best security features and hardware, flawless performance and a look to suit the most stylish of homes. Available in a variety of glazing and framing styles, these windows provide the perfect finishing touch for any building.

Homeowners can rest assured that when they use a Network VEKA installer to fit their new windows - their investment is safeguarded by Network's famous cast iron Ten Year Insurance-Backed Guarantee.

Before being allowed to join Network VEKA, prospective Network members must undergo rigorous vetting to determine if they are suitable and - once companies are admitted to the Network - those companies agree to regular audits and inspections along with frequent in-depth training courses to ensure they continue to maintain the extremely high standards demanded by all those who are involved with this organisation.

Companies who want to join Network VEKA are also audited to check for good business practices and proven financial security. This means that it is highly unlikely that a Network member could ever unexpectedly cease to trade, but homeowners' have a guarantee that even if they find themselves in this unlikely situation their investment would be completely safe. With Network VEKA, it is not simply the products which exude quality, but the assurances, guarantees and customer service offered by every member. PVC-U windows are strong, versatile, secure, durable and virtually maintenance-free – a simple wipe over with soapy water is all they will need to keep them looking as good as new.

Whether you want sash windows to blend in seamlessly with the style of your home, or to make a striking statement, Network VEKA can make it happen. Network VEKA members will be happy to offer advice and an obligation-free quotation before you make your final decision. Many members also offer the benefit of photo simulation software, allowing you to see a high quality impression of your home with the new style of windows projected into it, to help you get an idea of how dramatic the change will be before you make up your mind completely.

High quality home improvements might seem like a substantial investment to make, but they also offer a substantial return. Not only do they improve the look and feel of your home but they are highly likely to increase its selling value. The improved heat retention of modern double glazed upvc windows also effectively cuts fuel bills and lowers your carbon footprint.