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Energy efficient Upvc sash windows on a house

uPVC Windows for Homes Across Sussex

When replacing your home’s windows, it’s important to choose a solution that combines style, durability and energy efficiency. Our uPVC windows are designed to deliver all three, offering excellent insulation, low maintenance and a clean, modern finish that enhances the look of your home.

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Stylish and Modern uPVC Windows for Your Home

Our uPVC windows are available in a wide range of styles to suit both
traditional and modern homes. Whether you’re upgrading existing windows or
planning a full replacement, we offer designs that balance appearance,
performance and practicality.

With options to suit different property types, our windows can be tailored to
complement your home while improving comfort, security and energy
efficiency.

Close-up of a window handle, showcasing its design and texture against the glass surface.

Casement

Casement windows are now manufactured from various profile suites, to offer you a window design & style that will suit every situation. All products that we use enjoy the benefit of ‘A’ rated double glazed sealed units to ensure low energy costs.

A window displaying a house image alongside a secure window lock mechanism.

Sliding Sash

Sliding sash windows are now available in uPVC, with all of the same benefits as uPVC casement windows, plus they slide up & down as with traditional sash windows. This style of window is low maintenance and high insulation.

A person is opening a tilt and turn window using a white handle.

Tilt & Turn

Tilt & Turn uPVC windows have all the benefits of our casement windows, but are designed specifically to provide large openings. The tilt & turn style opens inwards & can tilt in at the top for ventilation, or fully hinge inwards.

About our Windows

A white UPVC window featuring a secure window lock for added safety.

What is uPVC?

Unplasticized Polyvinyl Chloride, or uPVC, is a building material that is easy to maintain. People often use it instead of painted wood and timber frames. People mainly use it for new window sills and frames today. This is especially true when a homeowner installs double glazing.

Benefits of uPVC Windows

Installing uPVC windows offers many advantages for your home. The primary advantage is enhanced security. The shatter-resistant double glazed glass will deter intruders from accessing your premises. Ultra-light and strong window frames can resist human interference and harsh weather.

The designers craft the frames to be both compact and fire-resistant, adhering to Building Regulations. They work well with double glazing and help in soundproofing your residence!

Minimal Upkeep, Maximum Longevity

Your newly installed windows are resistant to rotting or corroding in rain, wind, sleet, or snow. The uPVC coating will protect the colors from UV rays. This holds true regardless of whether your design is black, grey, or white.

Your new windows will remain intact and unaffected by rain, wind, sleet, or snow. The material is resistant to damage, leading to low maintenance, as it needs no repainting, sanding, or varnishing. It can last for many years before needing full care. Wiping your uPVC windows with soapy water will keep them in great condition for a long time.

Environmentally Friendly

Tightly-fitting frames and double glazed glass provide the best insulation for your home. uPVC does not conduct heat well. This helps create a closed-air system in a room. As a result, it reduces heat loss.

When this combines with the heat trapped by double glazing, your home should feel warm. This can lower your energy bills without needing to adjust the thermostat. Consider what you could buy with the extra money if you didn’t spend it on your usual household costs.

An Array of Styles and Designs

UPVC is an extremely adaptable material for window frames. You can use it to make many different styles, each with unique designs.

Add large bay windows for more natural light, or choose small and medium casement styles—you can do it! You can also mix modern and traditional styles with uPVC sliding sash windows. Everything is possible!

While white is the most common colour for uPVC, it also comes in many other colours. This helps your windows match any home style, from modern to traditional. Grey and black uPVC are popular choices for modern designs. Many other colours are also available!

Characteristics of Our uPVC Windows

When you buy uPVC windows, you will enjoy many benefits. Our products come with many features and guarantees. These assurances elevate our products beyond the competition, ensuring they are among the finest available:

  • Simple to clean with minimal upkeep
  • Effortless opening and closing mechanisms
  • A fantastic range of styles and design options
  • Robust and enduring materials
  • Energy-saving double and triple glazing options
  • High levels of security and safety
  • Competitive pricing

No matter what type of window you want, we have options for you. Whether you need large or small windows, we can help.

You might want grey, double-glazed tilt and turn windows for a modern look. Or you may prefer traditional white frames in a sash style for a classic feel. Rest assured, all windows come with extra features included in the purchase.

Upgrade your home with quality replacement windows from South Coast Home Improvements. Trusted experts in energy-efficient double glazed windows operate in Hampshire and the South Coast.

Our stylish and secure window solutions improve your property’s look. They also enhance insulation, reduce noise, and lower energy bills. Whether you’re refurbishing an older residence or enhancing a contemporary one, we offer personalized window solutions for you.

uPVC Window Prices

The cost of uPVC windows can vary greatly, depending on a number of different factors. These factors include size, style, design and if you are planning on adding any extra features to the window, such as double or triple glazing. As such, we have no fully set average prices for our uPVC windows.

However, this does not mean that you should worry about what this will mean for your budget ‒ we are not leaving you to simply work it all out for yourself! Instead, we can offer you the use of our free online quote service to help you plan it out. All you have to do is go to our page, fill in as many of the specifications as you can, and leave your details with us. One of our expert staff members will take this information and use it to work out an estimated cost for your new windows, which they will then relay back to you as soon as they are done.

A decorative UPVC window featuring a glass panel with an intricate design.

Types of Windows

We offer an extensive selection of premium window styles to complement any home. Whether you’re looking to upgrade with energy-efficient casement or sliding sash windows, create a focal point with stunning bay or bow windows, or find the perfect solution for lofts, bathrooms and other unique spaces, our range has you covered.

A picturesque red cottage window framed by greenery, highlighting its quaint and inviting character.

Cottage Windows

We can provide durable and low-cost windows and doors in a variety of styles for a living room, bedroom, or kitchen and install replacement windows for an entire cottage style house.

A house with a black door and black windows

Bungalow Windows

We offer a very wide range of UPVC windows, many of which are ideal as bungalow or cottage windows.

Grayscale depiction of a building, highlighting its windows and architectural features.

Balcony Windows

We can offer a balcony window for many settings. If you have a loft conversion we can easily fit a balcony attachment to a fold-out VELUX window installation, which means you can safely have a much larger window space.

an interior of a modern bathroom

Bathroom Windows

We provide a wide range of uPVC window options for bathrooms, with various types of glass and possibilities for small bathroom windows.

A kitchen featuring a dining table and chairs, illuminated by natural light from loft windows.

Loft windows

A loft conversion takes careful consideration and planning to get right, and the loft windows are a crucial component.

A bow window featuring four square panes, each adorned with blue circular designs.

Bow Window

A bow window is essentially a curved bay window, which will usually feature four casement windows or more. Similar to a bay window, they provide a better view to the outside.

Wooden bifold patio door highlighted by a blue circle, showcasing its design and structure.

Bifold Windows

Your bifold windows will give you uninterrupted views and access to the entire window frame for easy cleaning.

Bay window with white trim, featuring a brick and tile roof.

Bay Windows

Our durable and high-quality UPVC bay windows are the perfect solution for modern convenience with sensitive design.

a kitchen with a large picture window

A picture window provides a large oversized window frame that forms the centrepiece of a room.

UPVC double glazed French windows showcasing a modern design with clear glass and sleek frames.

French Windows

The traditional definition of a French window is two full-length panes of glass that open out onto a terrace, patio or balcony.

attic windows on a roof

Grey Windows

Grey windows will provide your home with a fresh and clean look. You can have sash windows, as well as many other types of frames, which use coloured UPVC designs that will perfectly match the look and feel of your property.

A UPVC sash window featuring white shutters alongside another window with a white blind.

uPVC Sash Windows

At South Coast Home Improvements, we are delighted to have a wonderful range of timelessly styled sash windows ready and waiting for you to choose from.

A house with a white door, round windows, and a tree in the yard.

Round windows

A round window can work very well in many areas of a home. Because a round window is generally smaller than a square-shaped window they work well as a means of letting natural light into a space.

victorian box sash sliding windows

Unlike the original sliding sash windows, the sashes by means of a pivot bar and tilt button allows both sashes to tilt inwards for easy cleaning.

energy saving windows

Energy Saving Windows

Stay cool in summer, warm in winter and keep your heating costs to a minimum and contact South Coast Windows for free advice and comprehensive information.

soundproof windows

Soundproof Windows

By using triple glazed and double glazed windows, you can add noise-cancelling features to your windows, alongside additional benefits including energy efficiency.

Made to measure windows

Made to Measure Windows

Our made to measure windows are suitable for homes, sheds and garages or any other type of building.

window glass patterns

Window Glass Patterns

Pilkington is one of the world’s leading manufacturers of obscure glass. The glass can be customised when you place your order to fit your exact requirements.

obscure glass in a bathroom

Obscure Glass

Choosing obscure glass is a great way to get a window that lets in plenty of light but is also opaque, meaning you cannot see through it.

Trade windows

We recognise that sometimes the supply only side of our service is the main requirement. You can buy high-quality trade windows at great prices, which produce brilliant installations and long-lasting results.

A house featuring a brick wall complemented by white trim, showcasing a classic architectural style.

Order Your Stunning New uPVC Windows Online Today

If you’re in the market for high security, top-quality windows that will give your home a classic and easily kept appeal for years to come, call on our team at South Coast Home Improvements today. Whether you need your windows to fit a large house or a small bungalow, be in a sash, casement or tilt and turn style, or be black, white or grey, we can ensure that you will get them as you need them.

We will be there throughout the process of you choosing, buying and having your windows fitted, so there is no bad time to give us a call if you have any questions.

Areas We Cover

We are passionate about providing the best service we can, to as many customers as we can. This is why we are more than happy to supply and install uPVC windows across several counties:

We have had the pleasure of serving hundreds of satisfied customers in each of these areas, and are ready and waiting to make a return visit if you need us. If you are based in one of these counties and you have been looking for new uPVC windows, contact us today and we will prepare your order for a fast delivery and installation.

Window FAQs

How energy efficient are uPVC windows?

UPVC windows are highly energy efficient due to their excellent thermal insulation properties. They reduce heat loss and provide a superior barrier against heat transfer compared to traditional materials, helping to maintain a consistent indoor temperature while also reducing energy bills. UPVC windows are often rated A+ or A++ for energy efficiency, especially with double or triple glazing. By minimising air leakage and maximising heat retention, uPVC windows contribute significantly to reducing energy consumption. 

Are uPVC windows secure?

Yes, uPVC windows are highly secure. They are often double or triple glazed, making it harder for intruders to smash through them. Unlike wooden frames, which can deteriorate and rot over the years, uPVC can stand the test of time and continue to protect your home long into the future. For the finest security performance, opt for frames with robust locking mechanisms when choosing your window style.

How do I maintain and clean uPVC windows?

To keep your uPVC windows looking their best, start by wiping away any debris with a soft cloth. Then use warm soapy water to wash the frames with a non-abrasive sponge or cloth. Rinse thoroughly and buff dry. If you really want your windows to shine, cleaning with a vinegar-water solution (2 cups of water with ¼ cup of vinegar) works wonders. Always avoid harsh chemicals like bleach. Cleaning every couple of months will help keep your windows looking their best.

Can uPVC windows reduce noise pollution?

UPVC windows are excellent for reducing noise pollution. Their double or triple glazing and strong seals create an effective barrier against external sounds, making them ideal for homes in noisy areas. 

How do uPVC windows compare to other window materials, such as wood or aluminium?

UPVC windows offer several advantages over wood and aluminium windows. Unlike wood, uPVC doesn’t rot, warp, or require frequent painting, making it virtually maintenance-free and more durable in the long run. UPVC also provides better thermal insulation than aluminium, as aluminium conducts heat and cold more easily. While aluminium frames can be stronger and slimmer, allowing for larger panes of glass, uPVC windows generally offer a better balance of energy efficiency, cost-effectiveness, and ease of maintenance.