Your Local Brighton Sash Windows Specialist

Specialising exclusively in sash windows, Sash Windows Brighton brings a decade of expertise to your home. Our ISO 9001-certified wooden sash window specialists are dedicated to installing, repairing, and restoring sash windows, casement windows and box sashes, enhancing Brighton and East Sussex properties and homes with our high-quality, energy-efficient timber and uPVC double-glazed sash windows. Trust in our commitment to blending traditional charm with modern efficiency in every sash window project.


Preserving Brighton’s heritage with our Sash Windows

Do you need a trusted and experienced sash window company in Brighton, East Sussex?


Sash Windows Brighton is a locally owned and operated company with a passion for preserving the architectural heritage of Brighton and East Sussex. Our team of skilled craftsmen has been providing high-quality sash window services for over a decade, making us one of the most trusted names in the industry.

We specialise in installing, repairing, and restoring sash windows, combining traditional techniques with modern technology to deliver superior results. Our commitment to quality and customer satisfaction has earned us a reputation for excellence in the Brighton area.



Our Expertise


At Sash Windows Brighton, we specialise in all aspects of sash window services. Our team of skilled craftsmen has extensive experience in handling a variety of sash window projects, from simple repairs to complex installations. We are proficient in working with different types of sash windows, including traditional wooden sash windows, uPVC sash windows, and double glazed sash windows.

Our expertise extends to the following areas:

We offer a comprehensive range of services, including:

Sash Window Installation

We provide professional installation services, ensuring your new sash windows are perfectly fitted and function smoothly.

Sash Window Repair

Our team is skilled in repairing all types of sash window issues, from broken cords and damaged frames to stuck sashes and draughts.

Sash Restoration

We can restore your old or damaged sash windows to their former glory, preserving the character of your home while improving energy efficiency.

Double Glazing

We offer double glazing services to improve the insulation of your home, reducing energy costs and enhancing comfort.

Sliding Windows

Sliding window and bi-fold doors incorporate modern improvements to enhance insulation and security.

Bespoke Sash Windows

As experts in timber windows and double-glazed units, we handcraft beautiful bespoke pieces to fit your specifications. Our products are made from materials like joinery, cords, and glass. The frame handles and locks guarantee practicality for many years.

Casement Windows

Our handcrafted new wooden sash windows are custom-made to your exact requirements. Quality materials, glass, joinery, handles, and locks guarantee many years of usability. In addition, our double-glazing technology helps to decrease condensation.

Our Timber Sash Window Styles

Edwardian Sash Windows Brighton

Our Edwardian windows offer a touch of architectural charm and period charm to your house. The bevels, frames, leaded glass, and brass details bring outstanding character to any home or building.

Georgian Sash Windows Brighton

Our Georgian window frame is both elegant and useful. We have improved the classic design to make it simpler to clean and more durable. All models come with safety bars and, where applicable, easy-gliding stay-open sashes.

Victorian Sash Windows Brighton

Victorian window frames are ideal for homeowners looking to add character to their decor. Available in various styles and colours, these frames are perfect for historic and modern homes. Our Sash Window experts can supply an extensive range of double-glazed and wooden frames and repair services for original windows. We are experts in sash window restorations, providing heritage windows, new windows, and repairs.

Traditional Sash Windows Brighton

When it comes to traditional windows, there are a lot of styles and designs to choose from. We craft timber windows in our Brighton factory that are perfect for conversation area properties. Each window is equipped with parting beads, and our draught proofing system is energy efficient and soundproof to keep the warmth inside during winter and the heat outside during summer.

Why Choose Us?

At Sash Windows Brighton, we pride ourselves on our commitment to quality, customer service, and expertise. Our team of sash window professionals is dedicated to providing you with the best possible service, from the initial consultation through to the completion of the project. We understand the importance of maintaining the character of your home while improving its energy efficiency and functionality. That’s why we offer a range of sash window styles, including traditional wooden sash windows, casement windows, uPVC windows, and secondary glazing.

Our Team

At Sash Windows Brighton, our team is our greatest asset. We are a group of dedicated professionals with a shared passion for preserving the architectural heritage of Brighton and East Sussex.
Our team includes experienced craftsmen like Milosz Derring and Arthur East, who bring over a decade of experience in the sash window industry.
We are proud to be ISO 9001 certified, a testament to our commitment to quality management and customer satisfaction.
This certification is accredited by UKAS, the UK’s National Accreditation Body, ensuring our adherence to high industry standards.


Sash Windows Brighton is recognised for our commitment to excellence in the sash window industry. We are ISO 9001 and CERTASS certified, reflecting our adherence to high industry standards.
Our certification ISO 9001 certification is accredited by UKAS, reinforcing our commitment to quality.

Energy Efficiency, Property Value & Curb Appeal

Well-maintained sash windows can add up to 20% to the value of a period property. By choosing our services, you’re not just improving your home’s energy efficiency and aesthetics, but also making a sound investment.

Energy Efficiency

Our sash window contribute to your home’s energy efficiency. Secondary glazing can improve the thermal performance of windows by over 60%. Double glazing can reduce heat loss, keep your home warmer, and lower your energy bills. It’s a standard solution for improving the insulation of sash windows, and we can retrofit it to your existing windows or incorporate it into new installations.

Draught-proofing services

In addition to double glazing, we also offer draught-proofing services. Draughts can significantly impact the energy efficiency of a home, and our simple draught-proofing measures can reduce heat loss and air infiltration by as much as 86%. We combine traditional craftsmanship with modern technology to provide you with sash window solutions that are both beautiful and energy-efficient.

Our Commitment to Quality

At Sash Windows Brighton, quality is at the heart of everything we do. We use only the highest quality materials and adhere to strict quality control standards to ensure our work meets the highest industry standards. Our commitment to quality is reflected in our excellent customer reviews and repeat business.

Our Process

At Sash Windows Brighton, we believe in providing a seamless experience for our customers. Here’s what you can expect when you choose us for your sash window needs:

  • sash window


    We start by understanding your needs and assessing your current windows. This allows us to provide you with the best possible solution tailored to your home and budget.

  • Quotation:

    We provide a detailed quote outlining the cost of the project. There are no hidden fees or surprises – what we quote is what you pay.

  • Installation/Repair/Restoration:

    Our team of experts will carry out the work with minimal disruption to your home. We take pride in our craftsmanship and ensure every detail is perfect.

  • Aftercare:

    We provide aftercare advice and support to ensure your sash windows remain in top condition for years to come.

  • Trust in Sash Windows Brighton

    At Sash Windows Brighton, we value your trust. We are committed to maintaining the highest standards of privacy and customer service. Our website has a clear privacy policy and terms of service, and our contact information is readily available. We are here to answer any questions you may have and provide the best possible service.

We believe that the best testament to our work comes from our customers. Here’s what they have to say about our services:

Request for a FREE No Obligation Quote

Bringing new life to your existing sashes is easy with us. Specialising in constructing and renovating heritage windows, we provide a free, no-obligation quote and survey with advice on all products and services. Get in touch today.

For more information, a free no, obligation quote, or to organise an appointment, call us on 01273 257 597.



Frequently Asked Questions

What is a sash window?

A sash window is a unique type of window characterised by its vertically sliding sashes, which can be opened and closed independently. The sashes are typically made of glass panels held within a frame and are counterbalanced by weights or springs. This design allows for controlled ventilation and ease of operation. Sash windows have been popular for many years due to their timeless elegance, versatility, and functionality. They are often found in historic buildings, particularly those from the Georgian, Victorian, and Edwardian periods, where they add to the architectural charm. These windows are known for their distinctive style, featuring multiple panes divided by glazing bars, commonly known as “muntins” or “astragals.” One of the advantages of sash windows is their ability to provide different ventilation options. Users can adjust the airflow entering the room by sliding the sashes up or down. This versatility makes sash windows suitable for various climates and preferences. In terms of maintenance, sash windows require periodic checks to ensure smooth operation and proper sealing against drafts. Regular cleaning of the glass and lubrication of the moving parts are recommended to maintain their functionality and aesthetic appeal. When it comes to energy efficiency, advancements in design and materials have made it possible to enhance the insulation properties of sash windows. Double glazing and weatherstripping can be incorporated to improve thermal performance and reduce heat loss.

Can I replace a single sash window without replacing the entire set?

When it comes to sash windows, it is possible to replace a single window without having to replace the entire set. This flexibility allows homeowners to address specific issues or make updates without undertaking a full-scale replacement project. For example, if one sash window is damaged or in need of repair, it can be individually replaced. This ensures that you can address the problem efficiently without disrupting the functionality of other windows in the set. It also provides a cost-effective solution compared to replacing all the windows at once. By replacing a single sash window, you can maintain the aesthetic consistency of your home’s exterior while addressing any specific concerns. It’s important to ensure that the replacement window matches the style, design, and materials of the existing windows to achieve a harmonious look. When considering a single replacement, it’s advisable to consult with a professional sash window specialist. They can assess the condition of the existing windows, provide guidance on suitable replacement options, and ensure a seamless integration of the new window into the set. Remember, each situation is unique, and it’s essential to evaluate the specific circumstances before making a decision. Consulting with an expert will help you determine the best course of action for your sash windows, whether it involves replacing a single window or considering a larger-scale renovation in the future. Replacing a single sash window is indeed possible without replacing the entire set. Seeking professional advice and considering the compatibility of the replacement window with the existing set will ensure a successful outcome.

Are there any eco-friendly options available for sash window materials?

Eco-friendly options for sash window materials have become increasingly popular as people seek sustainable alternatives for their homes. Incorporating environmentally conscious materials not only reduces the ecological footprint but also promotes energy efficiency. When it comes to sash windows, several eco-friendly options are available. One such option is the use of sustainably sourced timber. Timber from certified forests ensures responsible harvesting practices and promotes the conservation of natural resources. This choice allows homeowners to enjoy the timeless appeal of wooden sash windows while supporting sustainable forestry initiatives. Another eco-friendly material gaining popularity is uPVC (unplasticized polyvinyl chloride). uPVC sash windows offer several advantages, including energy efficiency, durability, and low maintenance requirements. They are often manufactured with recycled content, reducing the environmental impact associated with their production. Additionally, the incorporation of double glazing or triple glazing in sash windows significantly enhances their energy efficiency. These glass panels, with insulating layers of air or gas in between, reduce heat transfer and improve thermal insulation. By minimizing heat loss and reducing the need for excessive heating, double or triple glazing contributes to lower energy consumption and decreased carbon emissions. Homeowners can also consider the installation of low-emissivity (low-e) glass in their sash windows. Low-e glass coatings help control heat transfer by reflecting heat back into the room while allowing natural light to pass through. This feature reduces reliance on artificial lighting and heating systems, resulting in energy savings. Choosing eco-friendly options for sash window materials not only benefits the environment but also enhances the energy efficiency and sustainability of homes. By incorporating sustainably sourced timber, uPVC, double glazing, or low-e glass, homeowners can enjoy the beauty of sash windows while minimizing their ecological impact. Let’s think about these eco-friendly choices and their positive contributions to a greener future.

Can I add acoustic glazing to my sash windows to reduce noise pollution?

Yes, you can add acoustic glazing to your sash windows to effectively reduce noise pollution. Acoustic glazing is a specialized solution designed to enhance sound insulation and create a more peaceful indoor environment. By incorporating acoustic glazing into your sash windows, you can enjoy the benefits of reduced external noise, ensuring a quieter and more comfortable living space. Noise pollution can be a significant concern, especially in urban areas or near busy streets. It can disrupt sleep, hinder concentration, and affect overall well-being. While elegant and charming, sash windows may not always provide sufficient sound insulation due to their design. That’s where acoustic glazing comes in. Acoustic glazing consists of multiple glass layers with a sound-damping interlayer designed to minimize sound transmission. These layers absorb and reflect external noise, reducing its impact on your home. Adding acoustic glazing to your sash windows can create a barrier against noise pollution, allowing you to enjoy a quieter and more serene living environment. The addition of acoustic glazing is a practical and efficient solution for those seeking to reduce noise pollution in their homes. It enables you to maintain the aesthetic appeal of your sash windows while improving their sound insulation capabilities. Whether you live in a bustling city or near a busy road, acoustic glazing can make a noticeable difference in creating a more peaceful and tranquil atmosphere within your home. By incorporating acoustic glazing into your sash windows, you not only address noise pollution but also enhance your overall quality of life. The reduction in external noise can promote better sleep, concentration, and relaxation. It can create a sanctuary where you can escape from the hustle and bustle of the outside world. Consider the long-term benefits and improved well-being that acoustic glazing can bring to your home.

Are there any specialized security features available for sash windows?

There are indeed specialized security features available for sash windows, offering homeowners peace of mind and an added layer of protection. When it comes to safeguarding your property, it’s important to consider the following options:
  1. Locking Systems: Many sash window manufacturers offer advanced locking systems specifically designed for sash windows. These systems include multi-point locks, key-operated sash locks, and integrated security bars that reinforce the window’s resistance to forced entry.
  2. Laminated Glass: Opting for laminated glass in your sash windows can enhance security. Laminated glass consists of multiple layers with an interlayer that holds the glass together even when shattered, making it more difficult for intruders to gain access.
  3. Security Film: Applying a transparent security film to your sash windows can provide an additional barrier against break-ins. The film strengthens the glass and prevents it from shattering easily, acting as a deterrent to potential burglars.
  4. Reinforced Frames: Upgrading to reinforced window frames can significantly enhance the security of your sash windows. Reinforced frames are made from durable materials such as aluminum or composite materials that offer increased resistance to forced entry.
  5. Window Restrictors: Installing window restrictors allows you to control the opening width of your sash windows, providing added security by preventing them from being fully opened from the outside. This feature is particularly useful for upper-floor windows or homes with young children.
By incorporating these specialized security features, you can significantly improve the security of your sash windows and protect your home from potential intruders. Remember to consult with a reputable sash window provider or security expert to determine the best options for your specific needs. The overall security of your home. Sash windows, while charming and aesthetically pleasing, should also provide a level of security that meets your requirements and gives you peace of mind. Considering specialized security features as part of your sash window installation or upgrade can be a proactive step towards ensuring the safety and protection of your property.

What are the options for customising the design of sash windows?

When it comes to customizing the design of sash windows, there are several options available to suit your preferences and enhance the aesthetics of your home. Whether you want to preserve the traditional charm or add a touch of modern flair, here are some ways you can customize your sash windows:
  1. Materials: You have the choice of various materials for your sash windows, including timber, uPVC, or even aluminium. Each material has its own unique characteristics, offering different levels of durability, energy efficiency, and maintenance requirements.
  2. Glazing: The type of glazing you select can significantly impact the functionality and energy efficiency of your sash windows. Options such as double glazing, triple glazing, or acoustic glazing can improve insulation, reduce noise pollution, and enhance thermal efficiency.
  3. Finish and Color: Customizing the finish and colour of your sash windows allow you to match your home’s exterior or create a striking contrast. From traditional wood stains to contemporary paint finishes, the possibilities are endless in achieving the desired look.
  4. Hardware: The hardware elements of your sash windows, including handles, locks, and pulleys, can be customized to complement the overall design. Choose from a range of finishes, such as polished brass, chrome, or antique bronze, to add a personal touch.
  5. Design Details: Consider incorporating design details like decorative glazing bars, horns, or sash horns to add character and replicate the architectural style of your home or period.
Customizing the design of your sash windows allows you to create a unique and personalized look that complements your home’s architectural style and your individual taste. You can achieve a truly bespoke and visually appealing result by considering the materials, glazing, finish, hardware, and design details. Customizing sash windows enhances your home’s aesthetic appeal and contributes to its overall value and energy efficiency. It is essential to strike a balance between preserving traditional features and incorporating modern advancements to meet your specific needs and preferences. By exploring the various customization options available, you can create sash windows that are functional, reflect your personal style, and enhance the overall ambience of your living space.

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