Double Glazed and comfort glass Windows in Ipswich to Essex and Suffolk

We offer replacement windows in five functional styles and two high-performance materials: uPVC and aluminium. This is in addition to our bespoke window shapes, for those wanting to fit a window in an unusual shape. You can choose from over 150+ RAL colours and a range of customisations in the design and buying journey, for the perfect solution for your home. Our glazing options include advanced double, comfort and secondary, as well as decorative glazing, all of which are designed to provide comfortable interior temperatures, great home security and strong noise cancellation.

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    Customise Your Window

    Window designs to suit your home in Milton Keynes, Chesham, Warlingham and Stevenage

    Making up substantial amounts of your home’s exterior, updating your windows is a sure way to add value and improve its aesthetics. Your neighbours and visitors will definitely notice replacement windows, so it is important that you get a perfect style that suits your home and area. With over 50 years of experience, we offer a plethora of designs and styles, so no window installation is ever the same!

    We have three versatile window frame materials, catering to every budget, personal tastes and requirements. They can be designed in over 150 RAL colours and a variety of authentic woodgrain effects, so we’ll be able to design the perfect solution to complement your home’s existing character. From timeless wood effect windows, to elegant Chartwell green, or modern grey and black. We also offer dual-colour designs, so the inside and outside window frame colours can be different to suit both your home’s exterior and interior.

    Our bespoke window service satisfies even the most niche requests, including arched windows, octagon or triangle shapes. If you’re looking for something a little more different, our designers will be able to easily fit these unusual shapes.

    With a large collection of window furniture options, your new windows will be custom-made for you. It includes sophisticated monkey tail handles, contemporary metal handles and genuine sash window lifts and fasteners in a range of chrome, brass and metallic colour choices.

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    Chartwell green windows on light brick home
    Replacement window installation for large home

    A+ energy rated double glazed windows in the South East of the UK

    Our highest-rated double glazing and comfort glass products really are the best available on the market, there’s no higher grade on the WER (Window Energy Rating) scale than A+. So, you can be sure that they’ll reduce your energy bills and keep the inside of your home at an optimum temperature. Live comfortably while saving money with new windows.

    We’ve achieved this state-of-the-art performance through a number of top-range technologies and features including multi-chambered window profiles, argon-filled inter-pane areas, low-e glass that’s specially treated to reflect heat back into a room, and the newly patented Warm Edge Spacer Bar. Our innovative double glazing and comfort glass options will also significantly enhance the performance of your new windows. With either two or three dense panes of glass that surround an argon-filled section, they effectively keep the heat inside and stop the cold elements from entering.

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    Keep your nights quiet and peaceful

    The same modern manufacturing techniques that enhance our window’s thermal performances will also keep your home safe and quiet. In part, noise cancellation is a bi-product of good heat retention. Warm Edge Spacers Bars, multi-chambered profiles and argon-filled inter-panes all dampen noise in both our double glazing and comfort glass windows, eliminating any external sounds from entering your home.

    Our expert workmanship also improves their noise reduction. Snug seals, panes and frames are tightly fitted for a draught-free design. With over 50 years of experience, we hire only professional and expertly trained fitters, guaranteeing our product quality.

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    Replacement windows in a traditional inspired kitchen
    Aluminium Casement Windows

    Sleep safe and sound with durable windows

    Installing burglar-proof windows is a must for any reputable window company because it’s a must for every customer. Whilst you may live in a low-crime area, it never hurts to get sturdy and robust windows installed. As we offer the latest security features, upgrading your windows could also reduce your insurance premiums.

    Our range of window security elements include innovative multi-point locking systems as standard, multi-layered beaded frames that won’t weaken to harsh forces, high-quality handle locks and shoot bolt locks. Those with additional concerns can explore our range of locking mechanisms that can be incorporated into our window styles and find out what other specifications influence security.

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    Double glazing or comfort glass for new windows?

    Both double glazing and comfort glass provide additional home security, enhance energy efficiency and reduce noise pollution. But which is best for your home’s replacement windows?

    Double glazing is made from two high-performance panes of glass with a layer of argon gas between that is sealed with a warm edge spacer bar. Comfort glass combines two highly efficient glazing panels with a built-in laminate layer and a special transparent Low-E coating that stops 56% more internal heat from escaping. A much more effective insulator than triple glazing..

    We also offer secondary glazing which is the ideal solution for homeowners who reside in listed properties that are restricted by building regulations. Offering the modern glazing benefits, you’ll be able to improve your home’s performance whilst retaining its classical appearance.

    All of our windows are A-rated for their thermal efficiency, meaning they will keep the cold from entering your home. So, choosing between double glazing and comfort glass really depends on your home’s needs. The utilisation of modern manufacturing in our high-quality double glazing provides a comfortable temperature for your home all year round.

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    Bespoke grey aluminium windows
    Grey aluminium casement window

    A range of window styles that will add value to any property

    With a variety of window styles in our product range, we can install the ideal solution for any type of property. Our sliding sash and heritage windows perfectly suit older homes, whilst our versatile casement, tilt and turn and bay windows can modernise any property.

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    Windows with integrated blinds

    Integral blinds are placed within the two glass panes in double glazed windows. As they're securely fixed within the window, they're a child-friendly safety system and ours are fully compliant with industry safety campaigns. Being enclosed, they're also maintenance-free and will stay in perfect condition for their lifetime.

    Double glazing with integral blinds is becoming much more popular with homeowners as it is a simple way to control your home's temperature with either a slider or a cordless slider option. Integral window blinds are an ideal way to increase your home's privacy, and when you want to let the natural light brighten the room, the simple slider mechanism will create a bright and airy atmosphere inside.

    To suit your room's decor, our integral blind collection offers a number of popular colours. We can install either horizontal or pleated styles. If you're looking to incorporate integrated blinds into your windows, have you considered including them in bi-fold doors or your conservatory for a seamless look across your home?

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    Integral blinds on windows


    Read more about our products, services and all the answers to our most frequently asked questions.

    Which window material is best?

    The first decision you need to make is which window material is right for your home. Your final decision will be heavily influenced by your own personal choice, budget, property appearance and building era.


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    Do I need planning permission for new windows?

    Most homes are covered by permitted development, which means it’s unlikely that you’ll need to secure planning permission to install new windows. There are a few exceptions to this rule, such as bay windows and upper-floor side elevations.


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    How much will new windows cost?

    There are many aspects to consider when purchasing new windows, such as material, thermal performance and whether it’s been accredited by industry bodies to ensure it’s quality. To accommodate the majority of budgets, we offer a range of comprehensive finance options, including 5 years interest free credit & buy now pay later – £99 deposit. Find more information on double glazed window prices here.


    Finance Options

    Double glazing or comfort glass?

    As one of the country’s most worthwhile renovations, our award-winning double glazing effectively retains energy within the home which in turn makes considerable savings on energy bills. For homeowners who are environmentally aware, comfort glass offers enhanced climate-friendly energy efficiency and further reductions in noise pollution.


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    Should I replace all my windows at once?

    If the windows in your home are over 20 years old it is always worth looking at replacing them. Replacing all of your windows at the same time means that you can get the latest window technology. This also ensures you keeping your homes look consistent. All new windows will provide you with the biggest energy efficiency boost that can save you money.

    Areas we serve




    Eco-conscious double glazing in Suffolk

    From Ipswich to Lowestoft and Bury St Edmunds to Felixstowe, this historic East Anglian county is bursting with exciting architectural promise. Suffolk borders Norfolk to the north, Cambridgeshire to the west and Essex to the south, with the vast North Sea to the east. Offering a real fusion of urban and picturesque towns and villages, we supply a wide range of window types here; from uPVC wood effect sash windows to double-glazed aluminium casement windows – we have a window style to complement all Suffolk homes. From new builds to properties located in conservation areas, our bespoke range of double glazing, comfort glass and secondary glazed windows truly allow Suffolk homeowners to be as daring as they like!

    Heritage double glazed windows for Hertfordshire homes

    From Watford to Hemel Hempstead and Stevenage to St. Albans, Hertfordshire is a medieval country with deep-set agricultural roots. With a high volume of intact medieval and Tudor-era buildings, multiple casement windows, transom windows, diamond leaded glass panel effects and bay windows for period homes are highly fashionable in this region. Conservation grade uPVC windows and traditional sliding sash windows are also popular with the many homes that fall within Hertfordshire conservation areas, especially St Albans which boasts many elegant listed Georgian townhouses.

    Upgrade to double glazing in Essex

    From Southend-on-Sea to Colchester and Chelmsford to Basildon, with such a wide range of architectural property eras lining the streets of Essex we’re experiencing a noticeable increase of enquiries interested in upgrading their double glazing to comfort glass. Virtually paying for itself through its exceptional heat-loss repelling qualities, more and more Essex homeowners are looking to actively reduce their CO2 emissions whilst saving money on energy bills by proactively installing comfort glass windows. A true county of contrasts, with over 14,000 listed buildings our double glazed heritage uPVC sash windows and double glazed bespoke windows reign supreme here.

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    Buying Double Glazed 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.

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    We are one of the largest Fensa Aproved regional retail companies.

    TrustMark AprovedVetted for professionalism, competency & compliancy

    Our Accreditations

    BSI ISO 9001:2015
    BS 7412
    Fensa Approved Installer
    Glass and Glazing Federation
    Trading Standards Institute Approved
    Ultraframe Installer
    The Glazing Arbitration Scheme
    QA National Warranties