Flush Casement Windows Colchester, Essex

At Energy Efficient Homes, we provide expert flush casement window installations for homeowners across Colchester, Essex, and Suffolk. Drawing on over 100 years of combined industry experience, our skilled team transforms homes throughout Chelmsford, Ipswich, Braintree, Sudbury, Clacton-on-Sea and surrounding areas.

Contact us today for your free quote or to find out more information.

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    About Flush Casement Windows

    Learn more about the features and benefits of our elegant flush casement window range.

    Elegant Design

    Sash sits perfectly flush with the frame for an authentic heritage appearance.

    Wood-Effect Finishes

    Replicate traditional timber windows with realistic wood-effect finishes.

    Low Maintenance

    Unlike timber windows, our flush casements don't need painting or treating - just simple cleaning.

    Double or Triple Glazing

    Our glazing options help keep your home warm while reducing energy bills.

    Weatherproof Design

    Advanced weatherseals and durable materials ensure excellent protection against the elements.

    Testimonials

    Absolutely exceptional customer service, installation service and extremely prompt at answering any questions I had! Anyone in the south east or east of England looking...
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    Josh

    Via Trusted Trader

    Trusted Trader

    Really pleased with our new door, great value and great service throughout. Thank you Sean and team?

    Becky

    Via Trusted Trader

    Trusted Trader

    A great service from start to finish. Friendly knowledgeable colleagues and very helpful. They did a great job and cleared up after themselves. Very happy...
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    Michelle

    Via Trusted Trader

    Trusted Trader

    Absolutely delighted with the whole process from initial enquiry to the installation 10 out of 10, amazing company and very quick turnaround. Thank you so...
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    Sarah O'Donnell

    Via Trusted Trader

    Trusted Trader

    This is the second time we have used 1st Homes. This time we had a new composite front door and Bi-fold doors. Excellent company, value...
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    Denis

    Via Trusted Trader

    Trusted Trader

    Outstanding. A 1st class customer journey from start to finish. I would highly recommend this company for your project.

    Mr Oza

    Via Trusted Trader

    Trusted Trader

    Colours

    Beautiful Colours & Finishes

    Create the perfect look with our extensive range of colour finishes for flush casement windows. This window style looks particularly beautiful when paired with wood-effect finishes; these authentic finishes recreate the natural look and texture of wooden windows while offering all the benefits of modern uPVC.

    Beyond our popular woodgrain options, we offer contemporary colours like Anthracite Grey and classic White, plus custom RAL colours to match your exact requirements.

    Grey

    Grey

    Black

    Black

    Chartwell Green

    Chartwell Green

    Golden Oak

    Golden Oak

    Irish Oak

    Irish Oak

    Rosewood

    Rosewood

    White

    White

    Cream

    Cream

    Glass Options

    High-Performance Glazing Options

    Customise your flush casement windows with our range of premium glazing options. Choose from double glazing or triple glazing, and ensure privacy with our range of obscured glass options.

    Warwick

    Warwick

    Tribal

    Tribal

    Taffeta

    Taffeta

    Reeded

    Reeded

    Pelerine

    Pelerine

    Minster

    Minster

    Oak

    Oak

    Florielle

    Florielle

    Mayflower

    Mayflower

    Everglade

    Everglade

    Digital

    Digital

    Contora

    Contora

    Charcoal Sticks

    Charcoal Sticks

    Cassini

    Cassini

    Chantilly

    Chantilly

    Energy Efficiency

    Warmer Homes, Lower Bills

    Our flush casement windows offer the perfect combination of timeless style and modern energy efficiency. The high-performance uPVC profile provides excellent thermal performance thanks to insulating air chambers. The durable uPVC frames are also paired with high-performance double or triple glazing.

    This helps keep your home comfortable throughout the seasons while keeping energy costs down - all with significantly less upkeep than traditional wooden windows!

    tablet with energy efficient rating

    Security

    Complete Peace of Mind

    Feel confident in your home's security with our high-performance flush casement windows. PAS 24 accredited and equipped with Yale's trusted locking systems, these windows provide exceptional protection against intruders while maintaining their authentic appearance.

    The weather-resistant seals and durable frames offer outstanding protection against the elements, ensuring your home stays warm and dry whatever the weather.

    Yale superior double and thumb turn chrome

    Downloads

    Downloads & Technical Information

    Want to discover more? Browse our product downloads section for detailed information about our flush casement windows.

    white upvc flush sash windows
    close up of black and white flush sash windows
    cream flush sash windows

    Traditional Style Meets Modern Performance

    Flush casement windows are designed to replicate the elegant simplicity of traditional timber windows, where the opening sash sits perfectly flush with the frame when closed. While original timber windows required regular maintenance, our modern uPVC flush casements offer the same appearance with modern energy efficiency, security, and weatherproofing.

    Although rooted in heritage design, flush casement windows complement both period properties and modern homes beautifully!

    Sustainable Solutions for Modern Homes

    Sustainability sits at the heart of everything we do at Energy Efficient Homes. We help homeowners throughout Colchester and Essex reduce their environmental impact while creating more comfortable living spaces.

    Our flush casement windows not only deliver outstanding thermal efficiency – helping cut energy consumption and reduce bills – but also provide a more sustainable alternative to timber. The advanced uPVC profiles can be fully recycled and offer decades of performance with minimal maintenance, making them an environmentally conscious choice for your home.

    white upvc flush sash window
    white upvc flush sash windows and blue entrance door
    interior view of white upvc flush sash windows

    Are Flush Casement Windows the Right Choice for Your Essex Property?

    Discover answers to common questions about flush casement windows, from their heritage design features to modern energy-saving benefits. Our FAQs below cover essential information about installation, maintenance, and how these classic windows can transform both period and contemporary homes.

    Request Your Flush Casement Windows Quote

    What is a flush casement window?

    A flush casement window is designed so the opening sash sits perfectly flush with the frame when closed. This differs from traditional casement windows where the sash protrudes.

    This design is based on historical timber window designs, however flush casement windows look beautiful on both period properties and modern homes!

    How energy efficient are flush casement windows?

    Our flush casement windows can achieve impressive U-values as low as 0.8W/m2K thanks to their six-chamber uPVC profiles, advanced glazing options, and warm edge spacer technology. This superior thermal performance helps reduce energy bills while keeping your home comfortable year-round.

    Do flush casement windows need much maintenance?

    Unlike timber windows, our uPVC flush casements require minimal maintenance. There's no need for painting or treating - just occasional cleaning with soap and water to keep them looking pristine.

    What colours and finishes are available?

    We offer a wide range of colours, including authentic woodgrain finishes that replicate traditional timber. Choose from classic whites, contemporary greys, or realistic wood effects. We also provide a bespoke RAL colour matching service.

    Where do you install flush casement windows?

    We install throughout Essex and Suffolk, including Colchester, Chelmsford, Ipswich, Braintree, Sudbury, and surrounding areas.

    Accreditations

    Browse our styles

    Visit Our Showroom

    Start your home improvement journey at our Marks Tey showroom, where you can explore our full range of products in person.

    Conveniently located at Unit 3, Flyover Nurseries, Coggeshall Road (CO6 1LJ), our showroom features working displays and our experienced team is always ready to help.

    windows in energy efficient homes showroom

    Latest News

    Discover the latest news, updates and expert advice from Energy Efficient Homes.

    Areas We Serve

    We’re proud to serve homeowners throughout Essex and Suffolk with a comprehensive range of windows, doors and home extensions.

    Our expert team brings quality installations to homes across the region, including Colchester, Chelmsford, Clacton-On-Sea, Sudbury, and Ipswich.

    Map showing areas served by Energy Efficient Homes