Call us on 0800 666 444
Lines open from 8:30am - 5pm weekdays
Bespoke Windows in Ipswich and Oxford to Essex and Suffolk
If you are looking for something a little different or have a niche space to fill, we offer a bespoke window service in the window buying journey. Available in uPVC, timber and aluminium, we can create any shape or design you require to make your home stand out from the rest. Maybe you have a blank wall in a room that could really benefit from an injection of light or an awkward space that a beautiful window could brighten up. Tailor-made to your requirements, our bespoke windows will add something special to your home. Choose from our advanced double or triple glazing options, and over 150 RAL colours and wood effect finishes.
What are bespoke windows?
Bespoke windows are windows which are not the conventional rectangular casement window shape. This could be anything from round, half round, arched, octagon, pentagon, square or triangle. A beautifully crafted window can become the focal point of any room, with their exciting design tweaks setting your home apart from the crowd.
Compare Our Bespoke Window Materials
| uPVC | Aluminium | Wooden | |
| Colours | 150+ RAL colours and 8 woodgrain options. Dual colour options are also available. | 150+ powder coated RAL colours and 4 woodgrain options. Dual colour options are also available. | 30 microporous painted colours and a range of authentic wood effects. |
| Glazing | Double or triple glazing, as well as decorative glazing. | Double or triple glazing, as well as decorative glazing. | Double or triple glazing, as well as decorative glazing. |
| Energy Efficiency | A fully welded 6 chamber profile achieves A++ energy ratings, and U-values of 0.8 W/m2K. | An 80mm thermally broken profile attains A+ energy ratings and U-values of 0.9 W/m2k. | Using a singular pane of treated hardwood timber, it’s A+ energy rated. With U-values as low as 0.8 W/m2k, it conforms to BS5713. |
| Security | A shootbolt locking system exceeds building regulation standards. Additional security extras can be included. | One of the strongest construction materials available and fitted with advanced multipoint locks, it surpasses security regulations. Additional security extras can be included. | Multipoint locking systems and toughened glass are fitted as standard to accomplish BS6206 standards. Additional security extras can be included. |
| Life Expectancy | At least 35 years with no maintenance required. The anti-fade coating keeps the material looking pristine. | At least 45 years, with no maintenance needed. It’s corrosion and rust resistant. | At least 60 years. A coating of wood protection should be applied every 5-7 years. |
| Suitability | A cost-effective option, uPVC is versatile, high-performance and modern. Choose from any bespoke shapes or designs. | Unique slimline frames will modernise any style of home and provide premium benefits. The frames can be welded into any shape or size. | Achieve the traditional timber appearance with the modern performance that our responsibly sourced timber offers. They can be designed in any shape or size. |
Browse materials 
Browse colours 
Browse glazing 
Browse materials
As well choosing a design perfect for your home, you can have bespoke windows in uPVC, aluminium or timber for the ultimate choice.
uPVC Bespoke Windows
Classic and effective windows that allows for versatility.
uPVC Bespoke Windows
Learn more
Aluminium Bespoke Windows
Lightweight yet extremely strong windows that ticks all the boxes.
Aluminium Bespoke Windows
Learn more
Timber Bespoke Windows
Beautiful windows that keep your home looking good and feeling comfortable.
Timber Bespoke Windows
Learn more
Browse colours
Our finishes consist of popular wood effect finishes available in black, white, light oak, Irish oak and cream. Our ‘Kolor Bond’ system allows us to create or match any colour that you desire, allowing you to get the exact bespoke coloured windows you envisaged. With uPVC, timber and aluminium, you can choose from any RAL colour for your windows to match the individuality of the design.
uPVC Colours
White
Black
Grey
Chartwell Green
Cream
Rosewood
Light Oak
Irish Oak
Any RAL Colour
Timber Colours
Gloss White
Ebony
Mahogany
Afromosia
Chartwell Green
Hawthorn
Iroko
Lavenham Blue
Magnolia
Oak
Olive Green
Walnut
Any RAL Colour
Aluminium Colours
Any RAL Colour
Browse glazing
Available with double glazing, when paired with the qualities of UPVC, timber or aluminium, these windows provide a safe, warm and secure home. We allow you to fully customise your windows to your personal style, which is why we offer a variety of glass and Georgian bar options. Whether your shaped window is a small design addition or part of a larger window installation, we can work with you to create the perfect solution and get your home looking its best with design innovation and quality materials made to last a lifetime.
Textured glass
Taffeta
Stippolyte
Oak
Pelerine
Florielle
Minster
Mayflower
Everglade
Digital
Chantilly
Charcoal
Contora
Discover more glazing options
The benefits of upgrading your glazing are truly limitless - the most notable features including increased warmth, reduced energy bills & beating future energy price hikes. For complete peace of mind, we also offer toughened glazing options to enhance your home security further.
Unique window systems in a range of shapes and designs
Our made to measure window service really is exactly as it describes. With a plethora of window frame colour options, 3 high-performance materials, 3 advanced glazing options and a large collection of attractive window furniture elements, the styles and designs are endless. From custom triangle windows to curved windows, we can cater to even the most individual requirements! Whether your home is traditional or modern, you could enjoy the exciting and interesting touch of a bespoke shaped window.
Our decorative glazing range includes classical stained glass, textured and patterned options. If you’re looking for charcoal, oak or stippolyte effects, we can easily fit this for a unique design to complement your home’s existing character.
Get a priceBespoke uPVC windows in Milton Keynes, Chesham, Warlingham and Stevenage
uPVC is a popular window material choice for any style of window. As it benefits from a streamlined manufacturing process, it can easily be adapted to any shape and this also means it tends to be the most affordable option. uPVC still provides the exceptional performance you’d expect of a replacement window. From arched uPVC windows to square styles or anything in between, we can install the perfect bespoke uPVC window system for you.
Our triangle, thin and curved uPVC windows can last up to 35 years, and with maintenance-free qualities, they won’t need repainting to continue to add style to your home. We finish all of our uPVC windows in an inventive anti-fade protective coating which also eliminates any possibility of the material cracking, splitting or warping.
Bespoke uPVC windows are a versatile option. They can be designed in over 150 RAL colours, including Chartwell green, anthracite grey and classic white. If you’re looking for a more classical style, we also offer uPVC wood effect finishes in traditional timber palettes. They’ll easily add character to both historic and newer properties.
uPVC is an excellent choice to boost your home’s energy efficiency as it utilises a multi-chambered profile that actively keeps the warmth inside of your home. Along with an innovative warm edge spacer bar, and our high-performance double and triple glazing options, it ensures for a draught-free design, stopping any cold spots from entering your home.
Slimline bespoke aluminium windows made to measure in the South East
Aluminium windows have a unique thin-framed design so they will add an individual and contemporary touch to your home. Their smooth finishes can be designed in 150 RAL colours and a range of elegant wood effect finishes, meaning they can perfectly complement any style of home.
Aluminium is one of the most robust construction materials available on the market, making it a superior choice for replacement windows. Able to last at least 45 years, they’ll protect your home from unwanted intruders, without weakening or succumbing to the harsh weathers over time. Our high-quality aluminium is both anti-corrosion and anti-rust. It’s also maintenance-free, so our made to measure aluminium windows are the ideal solution for modern lifestyles.
Benefiting from being naturally insulating, our premium aluminium windows will enhance your home’s energy efficiency. So, they won’t only add an ultramodern style to your property, you’ll also notice reductions in your heating bills.
Bespoke timber windows to fit those niche spaces
Our elegant collection of made to measure wooden windows includes narrow window shapes, and arched timber windows. Wooden windows will add a charming aesthetic that can effortlessly suit any property style. We can design your unique wooden window in 30 colours and a variety of original wood effects.
Not only do timber windows look incredibly attractive, they will also increase your home’s thermal capabilities. Constructed from dense and robust timber materials that have been responsibly sourced, they’ll actively keep the heat inside of the room, whilst improving your environmental footprint. Their durable design will also keep your home secure, as they’ve been rigorously tested to illustrate their ability to withstand extreme forces and harsh weathers.
As our bespoke timber windows are fabricated using only top-quality and natural materials, they are able to last up to 60 years. Finished with an advanced outer coating, they won’t rot, weaken or split over their lifetime. We simply only recommend a new wood varnish treatment being applied every 5-7 years.
Get a price
Energy-efficient custom-made unique windows
Just because you dare to be different with your windows doesn’t mean you have to compromise on efficiency. Whether you’re replacing tired windows or installing brand new unique windows from scratch, you’ll also benefit from increased thermal insulation with our inventive specifications. We include advanced glazing, warm edge spacer bars and beaded multi-chambered frames for a draught-free and insulating design.
Our double glazing can achieve A+ energy ratings, the best available on the market. It incorporates two dense layers of glass that surround a section that is filled with argon glass which actively retains the warm elements inside of the room. Triple glazing adds an extra layer of glass for heightened energy efficiency that is 5x better performing than a single glazed window. Regardless of the glazing option you choose, it will help prevent the cold from entering and makes the room feel instantly more comfortable and warmer.
Get a priceShaped double-glazed windows will upgrade your home security
As with all of our windows, security is always a property so your bespoke window will feature all of the safety features of our traditionally shaped windows and can come with a range of modern and traditional hardware to match the overall aesthetics. Their incredibly durable designs means they won’t give in to strong forces, whilst also protecting you from the elements.
Our bespoke windows will be fitted with a variety of complex security features as standard, including multi-point locking systems which bolt the window to the frame at several points to maximise its sturdiness. Our modern window replacements have been rigorously tested to strict security standards and common burglary methods, ensuring your home is safe and secure. As your unique window will be tailor-made to your individual specifications, we can include additional security elements for greater peace of mind.
Buying Bespoke Windows Through SEH BAC Offers You Real Peace Of Mind
Customer promise
We have the knowledge and experience to provide you with exactly what you need. Our staff are expertly trained to guide and advise you. We offer you a 10 Year Guarantee.
We are one of the largest 
regional retail companies.
Our Accreditations
