Family-owned, family-run and based in East Kent since 2002

   01304 617129  Northbourne, Deal, Kent

Frequently Asked Questions

If you have questions about sash windows or our service, hopefully this list of common questions from our customers can help:

What guarantees do you offer?

We offer a 5 year guarantee on our workmanship, 4 year manufacturers guarantee on our window units and a 1 year guarantee on window hardware, such as latches.

How much are sash windows?

We don’t publish prices on our website as every project is individual in its own way.

Before we can provide a quote, one of our experienced surveyors will carry out a thorough inspection of your windows in order to provide accurate and detailed costings.

Each window’s problems are unique and every one a challenge. The problems, though similar in nature, vary because of the huge variation in size and design – literally thousands of individual examples unique to the joiners who made them.

Can you work on Listed Buildings?

We are a traditional Sash Window company, employing craftsman and using established techniques. We have worked on many listed Properties and can often advise if Planning is required.

How disruptive is replacing sash windows?

The disruption caused by replacing sash windows can vary depending on several factors, including the scope of the project, the condition of the existing windows and frames, and the specific installation method used. Here are some considerations regarding the potential disruption:

  1. Installation Process: The process of replacing sash windows typically involves removing the old windows, which may require some demolition work and the use of tools such as hammers, crowbars, or saws. This can generate noise, dust, and debris. The level of disruption can be minimized by working with experienced professionals who employ efficient and careful techniques.

  2. Access and Interior Protection: To replace the windows, access will be required both from the interior and exterior of the building. This may involve temporarily moving furniture, curtains, blinds, or other items near the windows to create sufficient workspace. Window installers will take precautions to protect your interior, such as using drop cloths or plastic sheets to cover and shield the surrounding areas from damage or dust.

  3. Duration of the Project: The duration of the replacement project depends on factors such as the number of windows being replaced, the complexity of the installation, and the size of the team working on the project. Generally, replacing sash windows in a single room or a few windows can take a few days to complete. Larger-scale projects may take longer, potentially extending to several weeks. It’s important to discuss the timeline with the window installation professionals to have a clear understanding of the project’s duration.

  4. Disruption to Occupants: During the window replacement process, there may be some disruption to the occupants of the building. This can include noise from construction activities, temporary restrictions on accessing certain areas of the building, and potential changes in indoor temperature due to temporary openings created during installation. Clear communication with the window installers and planning for any necessary accommodations can help minimize inconvenience.

While replacing sash windows can cause some temporary disruption, it is often a worthwhile investment that can improve energy efficiency, enhance aesthetics, and increase the functionality of your windows. We prioritize minimizing disruption and take extra care during the installation to help ensure a smoother transition and a successful outcome.

Do you need scaffolding to replace windows

The need for scaffolding during window replacement depends on various factors, including the type of windows being replaced, the height and accessibility of the building, and the specific installation method being used. Here are a few scenarios to consider:

  1. Ground-Floor Windows: If you’re replacing windows on the ground floor, where access is easy and there is no significant height involved, scaffolding may not be necessary. In such cases, window installers can typically work from ladders or other elevated platforms to safely remove and install the windows.

  2. Upper-Floor Windows: When replacing windows on upper floors, especially in multi-story buildings, the use of scaffolding is often recommended. Scaffolding provides a secure working platform for window installers, ensuring their safety and facilitating the efficient removal and installation of windows. It also allows for easy transportation of materials and tools to the desired height.

  3. Access Challenges: In some situations, the building layout or surrounding structures may pose challenges in accessing the windows without scaffolding. For example, if the windows are located above a roofline or adjacent to obstacles, scaffolding may be necessary to create a safe and stable work area for the installers.

How do I know when my sash windows need replacing?

Knowing when your sash windows need replacing can depend on several factors, including their condition, functionality, energy efficiency, and aesthetic appeal. Here are some signs that may indicate it’s time to consider replacing your sash windows:

  1. Decaying or Damaged Frames: If the frames of your sash windows are extensively decayed, rotted, or damaged, it may be a clear indication that replacement is necessary. Signs of frame deterioration include soft or crumbling wood, visible rot, significant water damage, or structural instability. Damaged frames compromise the integrity of the windows and can lead to further issues if left unaddressed.

  2. Difficulty in Operation: If your sash windows have become difficult to open, close, or lock, it could be a sign of underlying issues. Over time, wear and tear, improper maintenance, or damaged mechanisms can cause the windows to stick, become misaligned, or no longer operate smoothly. If the windows cannot be repaired to function properly, replacement may be the best solution.

  3. Energy Inefficiency: Poor energy efficiency can be a sign that your sash windows are no longer effective at insulating your home. If you notice significant drafts, cold spots near the windows, or a noticeable increase in energy bills, it could indicate that the windows are not providing adequate insulation. Upgrading to modern, energy-efficient sash windows can help improve thermal performance and reduce energy costs.

  4. Excessive Noise and Condensation: If your existing sash windows allow excessive noise from outside to penetrate into your home or if they frequently accumulate condensation between the panes, it may be an indication that the windows are no longer effectively sealing out external elements. Upgrading to windows with improved insulation and double glazing can help mitigate these issues.

  5. Aesthetic Considerations: If the appearance of your sash windows no longer matches the desired style or aesthetic of your home, replacement may be a consideration. This could include outdated design elements, worn-out finishes, or mismatched windows that no longer complement the overall look of your property.

It’s recommended to contact us so we can assess the condition of your sash windows and provide expert advice on whether repair or replacement is the best course of action. We can evaluate the specific issues with your windows, consider your needs and budget, and recommend the most appropriate solution for your situation.

What is the best timber for Sash Windows?

Several types of timber are commonly used for sash windows, each with its own qualities and considerations. The choice of the best timber depends on factors such as durability, appearance, availability, and personal preferences. Here are some popular timber options for sash windows:

  1. Hardwood: Hardwoods are often preferred for their durability and strength. Common hardwoods used for sash windows include oak, mahogany, and meranti. Oak is particularly known for its longevity and resistance to rot, making it a popular choice. Hardwoods generally require less maintenance and have a classic, luxurious appearance. However, they tend to be more expensive than softwoods. We usually recommend hardwoods for our timber repairs or replacements.

  2. Softwood: Softwoods, such as pine, are commonly used for sash windows due to their affordability and versatility. Pine is readily available and can be treated to enhance its durability. Softwoods are typically lighter in weight and easier to work with during manufacturing and installation. However, they may require more frequent maintenance and are generally less durable than hardwoods.

  3. Accoya: Accoya is a modified timber that undergoes a process called acetylation, which improves its durability and stability. It is highly resistant to rot, decay, and insect damage. Accoya is known for its dimensional stability, reducing the risk of warping or swelling that can affect the functionality of sash windows. It is often considered a sustainable option since it is made from fast-growing, renewable sources.

  4. Engineered Timber: Engineered timber, such as laminated or finger-jointed timber, combines multiple pieces of wood to create a stable and strong material. These engineered timbers can be used for sash windows and offer enhanced stability, reduced risk of warping, and improved resistance to moisture. They can be more cost-effective than solid hardwoods while still providing good performance.

Ultimately, the best timber for sash windows depends on your specific requirements, budget, and aesthetic preferences. We can provide guidance based on your needs and the local climate conditions. Additionally, proper maintenance, including regular painting or sealing, is crucial to prolonging the lifespan of timber sash windows regardless of the type of wood used.

How do I make my sash windows more secure?

Improving the security of your sash windows is essential for enhancing the safety and protection of your home. Here are some effective measures you can take to make your sash windows more secure:

  1. Window Locks: Install window locks on both the top and bottom sashes of your sash windows. There are various types of window locks available, including sash locks, sash stops, and key-operated locks. These locks prevent the sashes from being opened or lifted from the outside, significantly enhancing the security of your windows.

  2. Reinforcing Hardware: Consider installing reinforcing hardware, such as sash security stops or sash bolts, to reinforce the connection between the sashes and the window frame. These additional hardware components add an extra layer of strength and prevent the sashes from being forced open.

  3. Laminated or Toughened Glass: Consider replacing the existing glass in your sash windows with laminated or toughened glass. These types of glass are more resistant to breakage and provide an additional barrier against intrusion. Laminated glass consists of a layer of plastic between two layers of glass, which holds the glass intact even if it is shattered. Toughened glass is designed to break into small, less dangerous pieces when shattered.

Remember, it’s important to assess the specific security needs of your home and contact us for expert advice. We can help you determine the most appropriate security measures based on your individual circumstances and local safety requirements.

How long do good quality sash windows last?

Generally, well-maintained sash windows made from high-quality materials can last anywhere from 20 to 50 years or even longer. However, it’s important to note that individual windows may experience different levels of wear and deterioration based on specific conditions. Regular inspections, maintenance, and timely repairs are key to maximizing the lifespan of sash windows and ensuring their continued functionality and aesthetics.

How do I insulate my sash windows?

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Insulating sash windows is essential for improving energy efficiency, reducing heat loss, and enhancing comfort in your home. Here are some effective methods for insulating your sash windows:

  1. Weatherstripping: Weatherstripping is one of the most common and cost-effective methods of insulating sash windows. It involves applying weatherstrips or seals around the window sashes and frames to create a tight seal when the windows are closed. Weatherstrips can be made of materials such as rubber, foam, or brush strips. They help prevent drafts, reduce air leakage, and improve insulation.

  2. Window Film: Window film is a thin, transparent sheet that can be applied to the glass surface of sash windows. It acts as an insulating layer, reducing heat transfer and preventing drafts. There are different types of window film available, including heat-control films and low-emissivity (low-E) films. Window film is relatively easy to install and can provide a noticeable improvement in insulation.

  3. Secondary Glazing: Secondary glazing involves installing an additional layer of glazing on the inside of the existing sash window. It creates an insulating air gap between the primary window and the secondary glazing, reducing heat loss and noise transmission. Secondary glazing can be achieved using acrylic or glass panels, which are fitted onto a separate frame attached to the window reveal or sash.

  4. Draught Excluders: Draught excluders or draught-proofing strips can be applied to the gaps between the sash window and the frame to block drafts. These strips are typically made of flexible materials like rubber or foam and are self-adhesive for easy installation. Draught excluders help seal gaps, prevent air leakage, and improve insulation.

  5. Insulated Curtains or Blinds: Thick, heavy curtains or blinds with insulating properties can provide an additional layer of insulation for sash windows. They can help reduce heat loss during colder months and minimize heat gain in hot weather. Ensure that the curtains or blinds are properly fitted and extend beyond the window frame to maximize their insulating effectiveness.

It’s important to note that the best insulation method for your sash windows may depend on factors such as your specific needs, budget, and the condition of your windows. Contact us to assess your options and determine the most suitable approach for your situation.

What are fake or dummy Sash Windows?

Fake or dummy sash windows are non-functional or decorative elements designed to resemble traditional sash windows but lack the functionality of their operational counterparts. These windows are typically installed for aesthetic purposes or to maintain architectural consistency in a building.

While functional sash windows have movable panels that slide vertically to open and close, fake or dummy sash windows are fixed in place and do not provide ventilation or access. They are often used in situations where the appearance of sash windows is desired, but the practicality or expense of functional windows is not necessary or feasible.

What is a Sash Horn?

A sash horn, also known as a sash horn extension or sash horn detail, is a decorative feature found on some sash windows. It is a small protrusion or extension that extends from the bottom corners of the upper sash of a double-hung window. The purpose of a sash horn is to provide additional support and reinforcement to the window sashes, enhancing their stability and overall structural integrity.

Sash horns were commonly used in traditional sash window design, particularly in the Georgian and Victorian eras. They were typically made of the same timber as the window frame and sashes, seamlessly blending with the overall appearance of the window.

How do I open sash windows?

To open sash windows, follow these general steps:

  1. Identify the Type of Sash Window: Sash windows can have different mechanisms for opening and closing, so it’s important to understand the specific type you have. The most common types are single-hung windows (where only the bottom sash moves) and double-hung windows (where both the top and bottom sashes can move).

  2. Unlock the Window (if applicable): Some sash windows have locks or latches that need to be released before the window can be opened. Check for any locks or latches on the window frame or sashes and ensure they are in the unlocked position.

  3. Access the Sash Window: Depending on the type of sash window, you may need to lift or lower one or both sashes to open them. Locate the handles or grips on the sashes, which are often found at the bottom of the window.

  4. Lift or Lower the Sashes: If you have a double-hung window, you can typically open either the top or bottom sash independently or both simultaneously. Hold the handle or grip firmly and lift the lower sash upward or push the upper sash downward, depending on the type of window you have.

  5. Adjust for Desired Position: Sash windows usually have a range of positions they can be set in to control ventilation. You can adjust the opening height of the sashes by raising or lowering them to your preferred level. In some windows, there may be built-in stops or mechanisms to hold the sash in place at specific heights.

  6. Secure the Window (if applicable): If you want to keep the window open, some sash windows have devices such as catches or hooks that can hold the sashes in place. Engage the appropriate securing mechanism to prevent the window from accidentally closing.

Still have questions?

I you can’t find answers to your questions please contact us. We’ll be happy to answer your question and will get back to you shortly.

Contact The Victorian Sash Window Company today

We offer free, no-commitment, no-pressure quotations and consultancy in person at your property, at a date  & time that is convenient to you.