UPVC Sash Windows

2. Vertical Sliding UPVC Sash Windows

Invest In Quality UPVC Sliding Sash Windows

If you’re renovating a Georgian, Regency, Victorian or even a modern townhouse, upvc sliding sash windows are a must-have if you wish to retain your homes' traditional appearance. Designed to replicate the charm and character of timber box sash windows, double glazed upvc sliding sash windows offer authenticity combined with a host of modern features for the 21st century.

House of Windows extensive range of quintessential period sliding upvc sash windows are British engineered and manufactured in the UK. Our stunning sash window collection redefines tradition by blending the classic look of timber with state-of-the-art manufacturing processes and materials and come with a guarantee of up to 10 years as standard*.

Stylish Victorian UPVC Sliding Sash Windows

Tailor the window to your style preferences – all our upvc sliding sash windows are made-to measure and come with a choice of classic-style hardware and fittings. Decorative run-through sash horns are fitted as standard and replicate the traditional timber sash window to create a stunning finish, while further attention to detail in the form of an optional deep bottom rail and Georgian bars add to a superior upvc sash window.

Maintenance free, energy efficient and stylish, our diy 24mm double glazed sliding sash windows supply only are perfect for modern day living and offered with optional upgrades to further enhance their appearance and your property. Take your pick from a collection of window styles and colourways, designed to suit all projects and budgets.

An attractive and practical option for any home, you’ll also experience the benefits of noise reduction, low maintenance, safety and security plus energy performance. Our argon filled sealed units with black warm edge ‘superspacer’ bar between glass units achieve A rated performance with a u value of 1.4 – achieving Part L Building Regulations for new build, extensions or renovation projects.

Bespoke Made to Measure Sash Windows

House of Windows offer a truly bespoke service and excel in designing made to measure upvc double glazed sliding sash windows that offer slim profile sections to elevate the views from both inside and outside. The perfect timber alternative solution that doesn’t break the bank!

Moreover, our diy sash windows emulate many features of original timber sash windows coupled with all the benefits of modern materials that enable us to offer a cost effective, low maintenance window that doesn’t compromise on aesthetics. Astragal glazing bars, decorative sash horns and traditional operating hardware are just a handful of the many clever details that work together to create one of the most advanced sash windows on the market.

A Stunning Array Of Wood Effect UPVC Sash Window Colours

Choosing the right colour for your sash windows can dramatically enhance their appeal and ensure they blend seamlessly with your home’s overall design. Whether you prefer traditional white, cream or darker hues of greys and even black, there are plenty of colour options to choose from.

We offer a range of dual colour options in shades of Chartwell Green, Anthracite Grey, Rosewood, Black Brown, Cream, Golden Oak and Irish Oak to elevate the appearance on the outside and maintain a white and simple interior on the inside to complement your home’s décor.

Elegant UPVC Sash Windows Styles To Suit All Properties

House of Windows range of diy upvc sash windows is manufactured by one of the country’s foremost sash window manufacturers right here in the UK. Windows are available in a multitude of styles including Victorian; Georgian; True Arch (in which the top section has been beautifully curved); Gothic Arch (where the two sides have been moderately curved and meet at the head creating a point top); Swept Head and of course, the classic Centre Bar.

Our vertical sliding windows come with equal sized top and bottom sashes (50/50 split) as standard, however we can supply other split ratios at your request (minimum transom drop of 350mm).

Choose From A Range Of Sliding Sash Windows Features

From a terraced house to a stately home, House of Windows upvc double glazed sliding sash windows can help ensure that your property retains its character and charm. You can choose from a wide range of styles, features and hardware options to complement your home. Take a look at what’s on offer:

TRADITIONAL SASH HORNS

By removing the lip on the sash horn edge, a new refined sash horn can carry a wood-grain foiled end cap that run seamlessly with the shape of the horn. The sash horn utilises mechanical joints rather than welded to allow the horn to be a continuous part of the sash giving the window a more authentic overall look.

DEEP BOTTOM RAIL

Choose a deep bottom rail if you want your sliding sash windows to look as close to the original timber version as possible. The fully mechanical deep bottom rail convincingly mimics the bottom sash of timber windows from the Victorian era and looks great with run-through sash horns.

SLIM MIDRAIL

The styling details of our sash windows are now more rooted in history than ever before. The new 37mm slim mid-rail is one of the most authentic sash windows on the market and ideal for period properties or homes in conservation areas. Available with run-through sash horns and in selected colours only.

WEATHER BAR

The sash window boasts an optional ovolo shaped weather bar, which is the latest of our heritage design features, developed to create an authentic sash window appearance.

ASTRAGAL BARS

Include a bar layout on your new sash windows for added character. Astragal bars are fixed onto the surface of the glass and are accompanied by back-to-back spacer bars inside the double-glazed unit to give the appearance of separate panes.

AUTHENTIC JOINTS

Replace your standard corner joints with fully mechanical timber looking joints for an authentic finish that carefully disguises the upvc aspects. Traditionally, a lot of time was spent handcrafting the original corner joints on timber sash windows, we can emulate these joints and get as close to the original as possible.

Slide & Tilt Facility

Offering a breath of fresh air, sliding sash windows are one of the best choices of window if you value a good airflow in your home, especially if you choose two sliding sashes. With an opening at the bottom and another at the top of the window you can create a cooling current of air that’s perfect for hotter summer nights.

Not only that, cleaning is a ‘breeze’ as our windows also feature an easy clean tilt facility allowing you to clean the external side of your windows from inside the home – particularly useful for second storey windows or windows positioned in hard-to-reach places. Both the top and bottom sashes can slide up and down for ventilation. *

*Please note, on windows with a woodgrain finish external and smooth finish internal we are not able to offer the top sash tilt facility.

Sash Window Security & Furniture Options

LIFT HOOKS

The lift hooks are usually fitted on the inside of the bottom sash to allow for easy opening.

D-HANDLE

Designed to be fitted to the underside of the top sash on the outside of the window to assist with the opening and closing of the window.

POLE-EYE

Primarily designed to be fitted to the top rail of the top sash. The pole eye enables use of a pole with hook (not supplied), to operate any windows that are positioned too high to operate by hand.

LOCKING SYSTEM

Our locking system holds the sash window shut by fastening the midrails together. The locking system is available in two styles, Standard and Heritage.

SASH KNOB

Used to open and tilt the sashes for easy cleaning of the outside frame and glass from inside your home. Sash knobs are available in two styles – Standard and Heritage.

TRAVEL RESTRICTORS

The travel restrictors limit the opening of the top and bottom sashes to approximately 100mm. They are primarily used as a safety feature in locations where opening restrictions are needed.

Enhanced Sash Window Security & Furniture Options

House of Windows double glazed sliding sash windows deliver advanced levels of security without adding complex operations. They’re not only practical but also come with an abundance of safety features that homeowners have quite rightly, come to expect.

Our upvc sliding sash windows feature traditionally styled vertical slider hardware. Tilt knobs, sash lifts and sash locks are fitted as standard, but we can provide D handles and pole eyes as well if needed.

All hardware is available in chrome, gold, white, black, graphite or satin chrome to complement our range of sash window frame colours. Additional options include Georgian or Astragal glazing bars and trickle vents.

The high-performance locking systems will deter potential intruders and give homeowners extra peace of mind. For added safety, we also offer the option of a Fire Egress window design to provide an emergency escape.

Customers also have the option to take advantage of a comprehensive high security PAS24 package, which meets the latest requirements for new builds. As part of the security upgrade, our sash windows will be equipped with reinforced tilt latched, top security blocks as well as 2 x high security locks and keeps.

Improved Energy Efficiency For Maximum Performance

With fuel prices constantly on the rise, thermal performance is paramount. House of Windows upvc double glazed sliding sash windows are built to last and resist the ever-changing British climate without compromising their pristine appearance.

The frames and sashes are multi chambered and use the power of specialised argon gas to help trap heat between the panes. Our modern double glazed sash windows can make an excellent timber replacement as they achieve an energy rating of A’ and U-Value of 1.4 W/m2K.

By incorporating high-performance insulation materials into the construction, our sash windows can not only meet but exceed tough energy efficiency standards. Impressively, a sash window with a U-value of 1.4 demonstrates excellent thermal performance, indicating minimal heat loss and efficient insulation properties. While the warm edge spacer bar incorporated into all units has been specifically designed to reduce transference of heat between the panes of glass, keeping more heat inside your home. Just another step in the right direction when it comes to reducing your household energy costs.

UPVC Sliding Sash Windows Glazing Options

DOUBLE GLAZING

House of Windows sliding sash windows come with efficient 24mm double glazing as standard. Double glazing consists of two panes of glass separated by a spacer filled with insulating argon gas. This composition significantly reduces heat transfer, keeping interiors warmer in winter and cooler in summer. Double glazing on uPVC sash windows offers a winning combination of energy efficiency, comfort, security, and aesthetic appeal, making it an excellent choice for both new builds and existing properties.

All our sash windows feature Low E glass, which helps to control the transfer of heat through the glass, keeping interiors cooler in summer and warmer in winter.

SPACER BARS

Are positioned around the perimeter of the glass panes to provide structural support to the unit and to ensure that the space between the glass panes remains consistent.

LAMINATED GLASS

You have the option to upgrade your traditional sash windows with laminated glass for enhanced safety while preserving the aesthetic charm of classic Victorian window features. One of the most notable advantages of laminated glass is its safety features. In the event of breakage, the interlayer holds the glass fragments together, preventing them from shattering into sharp pieces.

PRIVACY GLASS

We also offer a choice of privacy glass styles. Our high performance double glazed insulated glass units are 24mm in thickness (outer pane 4mm, air gap 16mm, inner pane 4mm), for optimum thermal and energetic efficiency. Patterned obscured glass is ideal for bathrooms, toilets and other exposed room locations to preserve privacy.

Weatherproofing

House of Windows double glazed sliding sash windows are built to last and to resist the ever-changing conditions the British weather throws at them, all without losing their immaculate appearance. Our sash windows have successfully been tested against wind speeds of up to 120mph to achieve a 1200 rating, while for water tightness it withstood being sprayed with eight litres of water per minute for 40 minutes with zero leakage, earning it a higher-level Class 6A classification. Now that’s impressive!

Colour Matched Trickle Vents

House of Windows offer two different vent solutions to comply with Document F of the Building Regulations. Both vents are colour matched to match the aesthetics of our double glazed sliding sash windows. Using the new exclusive modular vent will allow any of our welded sash windows over 775mm in width to comply with the new requirement to achieve 8000 EA airflow in a single window!

Conservation & Planning

In the past, many county councils refused applications to replace timber sashes with a upvc alternative. However, House of Windows double glazed upvc sliding sash window has been designed to recreate tradition, which has led to an increasing number of approvals granted.

Our knowledge and skills can help ensure that your project meets conservation standards. We offer sliding sash windows with modern original features such as astragal bars and a realistic timber effect that are historically accurate. We also assist with authenticity offering a deep bottom rail, run through horns, slim midrail and fully mechanical timber looking joints.

Are UPVC Sliding Sash Windows A Worthwhile Investment?

Sash windows aren't just for show, they can significantly increase property value. A well-maintained sliding sash window is indicative of a well-kept home. Potential buyers often view them as a valuable feature, characteristic of a property's character and charm.

Many period properties would look rather out of place without sliding sash windows, particularly those built between the 17th and 19th centuries. If you’re renovating a Georgian, Regency or Victorian property, or building a new home inspired by these periods, installing or renovating, sash windows should be your ‘go to’ when it comes to windows styles. In a conservation area, or when renovating a listed building, you may have no option but to opt for sash windows.

UPVC sliding sash windows vary in cost depending on factors such as size, the number of windows in the installation and the type of glass that you decide to use. Though the cost is higher than a standard style window, modern sash windows are guaranteed to ‘stand the test of time’ with the right maintenance, helping to ensure that your investment pays dividends in years to come.

Need further details about our sash window prices?

Buy upvc sash windows online with prices from £495 - we would love to supply you with the most beautiful and best upvc sash windows in the UK. Call us now on 01530 515161