Sash Windows Maintenance Checklist: Keep Your Windows Looking New

Your Sash Windows Deserve the Best Care

Sash windows are more than just a feature of your home—they’re a piece of British heritage, adorning over 75% of homes built before 1919. Their timeless charm and functionality make them a staple of architectural beauty, but without proper care, they can quickly fall victim to rot, draughts, and inefficiency. That’s why a sash window maintenance checklist is not just a luxury—it’s essential.

By following our checklist, you’ll extend the life of your sash windows to over 100 years, outlasting most modern alternatives. Plus, you’ll save money on costly repairs, improve energy efficiency, and preserve your home’s aesthetic value. With 20+ years of expertise, we’ve perfected the ultimate guide to sash window care—trusted by thousands of homeowners across London.

Why You Need a Sash Window Maintenance Checklist

Sash windows are intricate in design, with moving parts, wood finishes, and glazing that require specialised attention. Without proper upkeep, dirt accumulates, paint peels, and draughts creep in. Our comprehensive checklist helps you:

• Prevent common issues like stuck sashes and draughts.
• Identify early signs of wear, such as timber rot or glazing putty deterioration.
• Maintain smooth operation and airtight seals, ensuring year-round comfort.

Think of it as your all-in-one solution to safeguarding the functionality and beauty of your sash windows.

What Makes Our Checklist Different?

Unlike generic maintenance advice, our guide is tailored to the specific needs of historic sash windows. We include expert insights you won’t find elsewhere, such as:

• Seasonal tasks to protect against weather extremes.
• Tips for eco-friendly restoration using modern draught-proofing techniques.
• Guidance on tools and materials for DIY enthusiasts or when to call a professional.

Our checklist is designed to be practical, actionable, and results-driven—whether you’re a seasoned DIYer or a first-time homeowner.

What You Gain by Following This Checklist

By following this checklist, you’re not just keeping your sash windows clean—you’re investing in your home. Benefits include:

• Cost Savings: Avoid expensive repairs and improve your home’s energy efficiency.
• Enhanced Longevity: Proper maintenance ensures your windows can last over a century.
• Aesthetic Appeal: Well-maintained sash windows elevate the curb appeal of your home.
• Environmental Impact: Restoring existing windows is far more sustainable than replacing them with modern alternatives.

Don’t leave the beauty and functionality of your windows to chance. Start today and join the countless London homeowners who’ve trusted us to protect their sash windows for generations.

Trust Signals

• Over 20 years of expertise in sash window maintenance and restoration.
• Rated 5 stars on Trustpilot by thousands of satisfied homeowners.
• Satisfaction guaranteed: Trusted by historic property owners across London.

Your Next Step

Take the guesswork out of sash window maintenance. Download your free checklist today, and give your windows the care they deserve.

The Importance of Sash Window Maintenance for Your Home

Preserve Value and Beauty with Regular Upkeep

Sash windows are a hallmark of British architecture, and their intricate design requires dedicated care to maintain both their functionality and aesthetic appeal. Without regular maintenance, issues such as timber rot, peeling paint, and draughts can escalate into costly repairs or irreversible damage, threatening the character of your home.

Studies show that regular maintenance can reduce repair costs by up to 30% by addressing minor issues before they develop into major structural problems. A little effort now can save you considerable expense in the future while preserving your property’s charm.

Energy Efficiency: The Hidden Cost of Neglect

Did you know poorly maintained sash windows are responsible for 15-20% of heat loss in many homes? Cracks in the frame, loose glazing, and worn draught-proofing materials can result in higher energy bills and reduced comfort. Properly maintained sash windows:

• Improve thermal insulation by sealing draughts.
• Reduce heating costs while maintaining a consistent indoor temperature.
• Contribute to a greener home by lowering your carbon footprint.

By maintaining your windows, you’re not just saving money—you’re investing in a more sustainable lifestyle.

Longevity and Environmental Benefits

Timber sash windows, when cared for properly, can last over 100 years, far surpassing modern alternatives like uPVC. Replacing windows prematurely contributes to unnecessary landfill waste, while maintaining your existing ones reduces your environmental impact.

Additionally, timber is a renewable resource, and repairing it preserves the embodied energy already invested in your windows—a clear win for sustainability.

Enhance Your Home’s Curb Appeal

Well-maintained sash windows are a statement piece, adding timeless elegance to your home’s exterior. With clean frames, smooth operation, and a freshly painted finish, your home will leave a lasting impression. This not only improves your property’s appearance but can also increase its market value.

What Happens If You Don’t Maintain Your Windows?

Neglect leads to rotting wood, jammed sashes, and cracked glazing—all of which compromise your windows’ structural integrity and usability. Over time, you may face expensive replacements or repairs that could have been avoided with routine care.

Investing in maintenance is far more cost-effective than replacing your windows. It ensures your sash windows retain their unique character and remain a durable, energy-efficient feature of your home for decades to come.

Seasonal Checklist: Keep Your Sash Windows in Perfect Shape Year-Round

Spring: Refresh and Revive

Spring is the ideal time for a deep clean. Dust and grime that accumulate during the winter can compromise your sash windows’ performance. Use a soft cloth and mild detergent to clean the glass and timber frames, taking care not to damage the paint. Inspect for signs of rot or peeling paint, and sand down rough spots if needed.

Regular cleaning prevents dirt buildup, which can cause the sashes to stick or damage the pulley system. This simple task not only enhances curb appeal but also protects the longevity of your windows.

Summer: Lubrication and Sun Protection

As the temperature rises, ensure your windows can glide smoothly. Apply a high-quality silicone-based lubricant to the pulleys, hinges, and tracks to avoid stiffness caused by humidity. Check for signs of expanding wood or warping due to intense sunlight, and touch up paint where necessary to prevent cracking.

Proactive summer care ensures your windows remain functional during the hotter months, maintaining their timeless charm while avoiding costly repairs later.

Autumn: Inspect and Prepare for Colder Weather

Before the colder months arrive, inspect your sash windows for worn weatherstripping and replace it to seal out draughts. Tighten loose joints and check for small gaps in the glazing, which can let heat escape. A properly maintained sash window can reduce heat loss by up to 15-20%, helping lower your energy bills.

A focused inspection in autumn ensures that your windows are well-prepared to handle winter weather, saving you time and money.

Winter: Combat Condensation and Weatherproof

Condensation is a common issue in winter, leading to damp and mould if untreated. Use dehumidifiers and regularly wipe down the inside of the windows to prevent moisture damage. Apply weatherproofing tape or secondary glazing if your sash windows are older and prone to draughts.

Keeping moisture at bay is key to preserving the structural integrity of your timber frames during harsh weather conditions.

Seasonal Maintenance: Why It Matters

Research indicates that performing seasonal checks twice a year can extend a sash window’s lifespan by 20-30%. Addressing minor seasonal damage promptly is 5-10 times cheaper than resolving severe issues caused by neglect. Seasonal maintenance protects your investment, ensuring your windows remain energy-efficient, functional, and beautiful for decades.

Essential Tools and Products for Sash Window Maintenance

• Spring: Mild detergent, soft cloth, sandpaper.
• Summer: Silicone-based lubricant, paintbrush, touch-up paint.
• Autumn: Weatherstripping tape, sealant, putty knife.
• Winter: Dehumidifier, microfibre cloths, secondary glazing film.

By dedicating a few hours each season to these tasks, you’ll maintain the classic beauty and durability of your sash windows, while reducing energy costs and preventing expensive repairs.

Spotting and Solving Common Sash Window Issues

Sticking Sashes: A Common Frustration

Sticking sashes are the most reported issue, accounting for 40% of sash window problems. This can occur due to accumulated dirt, swollen timber from humidity, or dried-out paint. To diagnose, try sliding the sash—if it resists, inspect the channels for debris or signs of misalignment.

Solution: Clean the tracks thoroughly with a soft brush, sand down swollen areas, and apply a silicone-based lubricant. For painted-over sashes, gently remove excess paint with sandpaper.

Timber Rot: Silent but Dangerous

Timber rot affects 20-25% of older sash windows, especially those exposed to prolonged moisture. Look for soft, spongy areas on the frame, discolouration, or flaking paint—key indicators of decay.

Solution: For minor rot, remove the affected timber, apply a wood hardener, and fill gaps with epoxy resin. Extensive damage may require professional restoration to prevent structural weakening.

Broken Cords and Balance Issues

Frayed or snapped cords can make the sash unusable. Broken weights often cause balance issues, leaving one sash higher or lower than intended. Inspect the cords and pulley system by gently lifting the sash and listening for unusual resistance or slack.

Solution: Replace damaged cords with high-grade sash cord and check the counterweights to ensure smooth operation.

Cracked or Fogged Glass

Cracked glass is an obvious issue, but fogging between glazing panes is a subtler sign of broken seals in double-glazed sash windows. Left unresolved, these problems can compromise energy efficiency and safety.

Solution: Replace cracked panes promptly and reseal or replace double glazing units to restore insulation.

Why Minor Problems Can Escalate

Neglecting issues like draughts or minor rot can lead to significant heat loss—up to 15-20%, according to studies—and increased energy bills. Additionally, untreated problems often escalate, leading to costly replacements rather than simple repairs.

Tools for Quick DIY Diagnostics

Keep these tools handy for regular sash window inspections:

• Putty Knife: For testing wood integrity.
• Screwdriver: To check for loose joints or screws.
• Torch: For spotting cracks or interior damage.
• Soft Brush: For clearing tracks and channels.

When to Call a Professional

While DIY fixes can address many problems, professional inspections uncover hidden issues such as internal rot or compromised counterweight systems. If problems recur or worsen despite your efforts, it may be time to consult a sash window expert.

By staying vigilant and addressing problems early, you can significantly extend your sash windows’ lifespan and avoid costly replacements.

Your Toolkit for Sash Window Maintenance Success

Essential Tools for DIY Sash Window Care

Maintaining sash windows requires the right tools to ensure a seamless process. For beginners, a basic kit includes:

• Soft Brush: Ideal for removing dirt from tracks and channels.
• Silicone Lubricant: Ensures smooth operation without damaging timber.
• Putty Knife: Essential for applying window putty and testing for timber rot.
• Sandpaper (Medium and Fine Grit): Perfect for smoothing frames and prepping for repainting.
• Low-VOC Paints and Primers: Eco-friendly and compliant with 90% of green certifications, reducing harmful emissions.

For more advanced DIYers, consider:

• Cord Repair Kit: Includes high-strength sash cords and pulleys for tackling broken balance systems.
• Chisel Set: Ideal for detailed woodwork and removing decayed timber.
• Moisture Meter: Detects hidden moisture, preventing rot before it starts.

Eco-Friendly and Long-Lasting Options

Prioritising eco-friendly materials benefits both your home and the environment. Opt for:

• Draught-Proofing Systems: Improves energy efficiency by up to 30%, cutting down heat loss and energy bills.
• Wood Fillers with Natural Resin: Ideal for repairing minor timber damage sustainably.
• Biodegradable Cleaners: Removes dirt and grime without harsh chemicals that harm the environment.

Tips for Organising Your Toolkit

To keep tools accessible, use a portable organiser with labelled compartments. Store frequently used items like brushes and sandpaper at the top for convenience. Keep paints and primers sealed tightly to prolong their lifespan.

Where to Find Sash Window Products

Many specialised sash window toolkits are available online, offering curated sets for beginners and professionals. Browse trusted retailers or our online shop for high-quality products tailored to sash windows.

By investing in the right tools and products, you can save significantly on professional services and ensure your windows remain in excellent condition year-round.

Ensuring Smooth Operation: Lubrication and Hardware Care

Lubricating Tracks, Pulleys, and Hinges

To keep your sash windows operating smoothly, regular lubrication of tracks, pulleys, and hinges is essential. Use a silicone-based lubricant or a dry graphite lubricant, as they minimise residue and prevent attracting dirt. Begin by cleaning the hardware with a soft cloth to remove debris, ensuring the lubricant adheres effectively.

Steps for lubrication:

1. Tracks and Channels: Apply a light coat of lubricant along the tracks to reduce sticking and squeaking.
2. Pulleys: Use a small nozzle to direct lubricant into the pulley bearings, ensuring smooth sash movement.
3. Hinges and Locks: Gently lubricate moving parts to prevent stiffness and rust. Avoid over-lubrication to maintain cleanliness.

Maintaining Hardware: Locks, Cords, and Weights

Proper maintenance of your window hardware is crucial for longevity and efficiency. Look for common signs of wear, such as:

• Rust: Indicates exposure to moisture, which can damage mechanisms.
• Loose or Noisy Pulleys: A sign they need tightening or lubrication.
• Frayed Cords: These should be replaced promptly to avoid sudden breakages.

By regularly addressing these issues, you can extend the lifespan of hardware components, such as pulleys, by up to 50%, reducing unnecessary strain on your sash windows.

Eco-Friendly Lubrication Options

Opt for low-VOC lubricants, which are safer for your home and comply with environmental standards. Natural alternatives, such as beeswax-based lubricants, are effective and sustainable, offering a greener solution for sash window care.

How Often Should You Lubricate?

Lubrication should be performed every 6-12 months, depending on the climate and usage. For older sash windows, inspect hardware biannually to catch wear early. Regular lubrication not only prevents squeaking but also reduces energy inefficiency by up to 15%, caused by rusted or misaligned components.

By following these maintenance practices, you can enjoy smoother operation, improved energy efficiency, and enhanced longevity for your sash windows.

Combatting Rot and Moisture Damage in Sash Windows

Identifying Early Signs of Rot and Moisture Damage

Spotting timber rot early is critical to preserving your sash windows. Common signs include:

• Discolouration or Dark Spots: These indicate prolonged exposure to moisture.
• Soft or Crumbling Wood: Test the frame with a gentle press; soft timber suggests internal decay.
• Peeling Paint or Bubbling Varnish: These often signal trapped moisture beneath the surface.

Left untreated, timber rot can weaken the structural integrity of your sash windows by up to 25%, so swift action is essential.

Treating Minor Rot: DIY Solutions

For minor rot, you can restore your sash windows using wood fillers and preservatives:

1. Remove Decayed Wood: Use a chisel to eliminate rot-affected areas.
2. Apply Wood Preservative: Coat exposed timber with a preservative to prevent further decay.
3. Fill and Sand: Use an epoxy wood filler to restore the frame, sanding it smooth once dried.

For extensive rot or structural damage, professional repairs are highly recommended to ensure durability.

Preventing Future Moisture Damage

A proactive approach will keep rot and moisture at bay:

• Regular Repainting: Repaint every 3-5 years using a high-quality exterior wood paint to create a moisture-resistant seal.
• Use Sealants and Weather Stripping: Ensure all joints and edges are properly sealed. Properly sealed sash windows are 60% less likely to develop moisture issues.
• Ensure Proper Drainage: Clear drainage channels to avoid water pooling around the frame.

Eco-Friendly Maintenance Options

Opt for low-VOC paints and natural wood preservatives to protect your windows while reducing environmental impact. These products not only shield timber from weather exposure but also comply with most eco-certification standards, making them a sustainable choice for sash window care.

By incorporating these practices, you’ll safeguard your sash windows against rot, ensuring their beauty and functionality for decades to come.

Keep the Cold Out: Draught-Proofing Your Sash Windows

Why Draught-Proofing Matters

Draught-proofing your sash windows is an essential step to improving energy efficiency, reducing noise infiltration, and enhancing indoor comfort. According to the Energy Saving Trust, sealing air leaks can reduce air leakage by 15-30%, cutting your annual energy bills by up to £50 in a typical UK home.

In addition to energy savings, draught-proofing prevents cold air drafts in winter and reduces heat gain during summer, ensuring year-round comfort without compromising ventilation.

DIY Draught-Proofing Methods

For an affordable and effective approach, consider these DIY options:

• Self-Adhesive Foam Strips: Perfect for blocking gaps around window frames. Choose eco-friendly variants for a sustainable touch.
• Brush Strips: Ideal for sealing gaps between sashes while still allowing smooth movement.
• Sealant: Use silicone sealant to fill small cracks or crevices in the timber frame.

Pro Tip: Before applying materials, clean the window frame to ensure a strong bond.

Professional Draught-Proofing Services

Professional solutions offer superior results and long-lasting performance. With expertly installed draught-proofing systems, you can achieve:

• Improved insulation without altering the aesthetic of your period windows.
• Tailored solutions to address specific gaps or issues.

While DIY methods cost less initially, professional services ensure durability and precision, making them a worthwhile investment in the long run.

Eco-Friendly Materials for Sustainable Care

Opt for products like low-VOC sealants, biodegradable foam strips, and natural brush pile to reduce environmental impact. These materials are just as effective while supporting a greener home.

The Balance Between Comfort and Cost

Draught-proofing enhances your home’s insulation while maintaining ventilation, preventing condensation and unnecessary wear on your windows. Whether DIY or professional, this simple maintenance step extends the lifespan of your sash windows while saving energy.

Repainting and Refinishing: Restoring Beauty to Your Sash Windows

The Importance of Repainting

Repainting sash windows not only refreshes their appearance but also protects the timber from weather damage and decay. Weather-resistant paint can extend the lifespan of your frames by 5-10 years, while freshly painted windows boost curb appeal by 20-25%, making them a worthwhile investment for both aesthetics and durability.

Step-by-Step Guide to Repainting

1. Sanding:
   Remove old, flaking paint using medium-grit sandpaper. Smooth the surface with finer sandpaper to prepare for priming. Ensure corners and crevices are cleaned of dust for better adhesion.
2. Priming:
   Apply a high-quality primer suitable for timber to seal the surface and enhance paint adhesion. Let it dry thoroughly.
3. Painting:
   Use weather-resistant paint for external surfaces. Apply thin, even coats with a quality brush or roller, allowing each layer to dry completely. For a smooth finish, avoid overloading the brush.
4. Finishing Touches:
   Inspect edges and touch up any missed spots. Allow at least 24 hours for curing before reassembling your windows.

Tips for Success

• Avoid common mistakes: Steer clear of skipping primer or applying paint too thickly, which can lead to uneven finishes.
• Choose colours wisely: Neutral tones complement period homes, while bold hues can add a contemporary flair.
• Eco-friendly options: Low-VOC paints are safe for the environment and better for indoor air quality.

How Often Should You Repaint?

For most sash windows, repainting every 5-7 years is sufficient to maintain protection against the elements. However, high-exposure areas may require more frequent attention.

Repainting is a manageable DIY project, but professional services ensure flawless results for intricate designs or larger jobs.

Why You Should Consider Professional Maintenance Services

The Advantages of Expert Sash Window Care

Hiring professionals for sash window maintenance ensures thorough care and attention to detail that can’t always be achieved with DIY methods. Experts can identify hidden issues—such as internal timber rot, loose weights, or worn pulleys—which are missed in 80% of homeowner inspections. Left untreated, these issues can lead to structural damage and higher repair costs.

Professionals also use advanced tools and techniques to deliver precise results, from draught-proofing systems that reduce energy loss by up to 30%, to specialised equipment for sanding and refinishing. Services often come with guarantees, providing peace of mind and long-term value.

What’s Included in Professional Maintenance

• Comprehensive Inspections: Professionals examine the sash box, frames, and cords to identify damage.
• Repair and Restoration: This may include fixing broken glass, rebalancing sashes, or replacing cords and weights.
• Draught-Proofing: High-grade seals are applied to improve insulation and reduce noise infiltration.
• Refinishing: Sanding, repainting, and applying protective coatings to enhance aesthetics and longevity.

Why It’s Worth It

While DIY maintenance may save money upfront, professional services extend the lifespan of sash windows by 10-15 years, making it a cost-effective investment over time. With time-saving convenience, access to guarantees, and expertise in complex repairs, hiring professionals ensure your sash windows remain in top condition without the hassle.

Sustainable Sash Window Maintenance: Eco-Friendly Practices

Why Eco-Friendly Care Matters

Caring for sash windows sustainably helps preserve their lifespan while reducing your environmental impact. Replacing old timber windows creates landfill waste, whereas maintaining them reduces waste by 90% and keeps the original character of your home intact. Moreover, using eco-friendly materials can cut carbon emissions by up to 30% over a window’s lifetime.

Eco-Friendly Products for Sash Windows

To align your maintenance with sustainable practices, use:

• Low-VOC Paints: These paints emit fewer harmful chemicals while protecting your window frames from weather damage.
• Natural Oils and Wood Preservatives: Linseed oil or tung oil nourishes the wood, protecting it against moisture and rot without harmful additives.
• Biodegradable Cleaners: These are safe for the environment and effectively remove dirt and grime from your windows.

Tips for Sustainable Maintenance

• Extend Lifespan: Proper maintenance reduces the need for replacements, lowering your overall carbon footprint.
• Seal and Protect: Apply eco-certified weather-resistant sealants to timber frames. This prevents moisture damage while retaining the natural look of the wood.
• Efficient Drainage: Ensure the frames allow water to drain freely to avoid pooling and rotting.

Small Changes, Big Impact

By maintaining your sash windows with sustainable materials, you protect both your home and the planet. A commitment to eco-friendly care not only extends the life of your windows but also aligns with a more sustainable lifestyle.

Take Action Now: Download Your Free Maintenance Checklist

Simplify Sash Window Care with Our Expert Checklist

Your sash windows deserve regular attention to stay in excellent condition, and our free maintenance checklist makes it effortless. Designed for both older and modern sash windows, it includes exclusive tips to guide you step by step, from cleaning to draught-proofing. The tasks are straightforward and beginner-friendly, allowing you to protect your windows without feeling overwhelmed.

Why Download the Checklist?

• Reduce Repairs by 25%: Following a maintenance routine prevents small issues from becoming costly problems.
• Save Over £200 Annually: Well-maintained windows improve energy efficiency, cutting heating and cooling costs.
• Extend Window Lifespan: Regular care prevents rot, rust, and wear, ensuring your windows last for decades.

What’s Included?

• A complete seasonal maintenance plan.
• Tips for using eco-friendly materials to align with sustainable practices.
• Guidance on spotting early signs of damage, such as timber rot or sticking sashes.
• Bonus advice on repainting and refinishing techniques for a polished look.

Ready to Start?

Our team is here to help—reach out via phone, email, or visit our office for personalised advice.

FAQ Section

How often should I perform maintenance on my sash windows?

Routine maintenance every six months is highly recommended to avoid common issues such as sticking sashes, draughts, or timber rot. Establishing a seasonal maintenance schedule not only keeps your windows functioning smoothly but can also reduce repair costs by up to 30%.

By inspecting and cleaning your sash windows twice a year, you’ll be able to:

• Detect and address early signs of damage like peeling paint or loose cords.
• Preserve the lifespan of the timber and hardware.
• Save money on long-term repairs and improve energy efficiency.

Skipping maintenance might seem tempting if your windows appear fine, but small, hidden issues can quickly escalate. Prevention is always better than cure—biannual upkeep helps prevent 75% of common sash window problems.

Are there risks to delaying sash window maintenance?

Yes, delaying maintenance can lead to costly repairs—up to 5x more expensive in severe cases. Minor issues, such as chipped paint, may result in timber rot, while draughts caused by worn seals can increase energy bills.

Neglecting sash window care also poses these risks:

• Structural damage to the frame, making the window unsafe.
• Moisture infiltration, can spread to walls and lead to larger restoration projects.
• Worsened energy inefficiency, increasing annual heating costs.

The earlier you act, the more money and stress you’ll save in the long term.

How do I identify when my sash windows need repair or replacement?

Routine maintenance uncovers 80% of window issues before they become serious. Signs your sash windows may need repair include:

• Rattling, sticking, or difficulty opening and closing.
• Visible gaps allow draughts or water to enter.
• Softwood, flaking paint, or signs of rot on the frame.
• Damaged cords, pulleys, or cracked glass.

If repairs won’t restore functionality, it may be time to replace your windows. Consult a professional to assess whether repairs or replacements are the best option.

Can professional sash window services help with energy efficiency?

Absolutely. Professionally draught-proofed sash windows can save you between £50-£100 annually in energy costs. Expert services often use advanced draught-proofing techniques, sealing gaps without altering the window’s historic appearance.

Benefits of professional maintenance include:

• Tighter seals that reduce heat loss and draughts.
• Enhanced insulation while preserving ventilation.
• Reduced external noise for a more comfortable home.

Professional services also come with warranties, offering peace of mind for years to come.

What tools and products should I always have for sash window care?

To maintain your sash windows, keep the following eco-friendly tools and products on hand:

• Putty knife, sandpaper, and paint scraper for touch-ups.
• Biodegradable wood cleaners and preservatives to protect timber.
• Natural oil-based lubricants for hardware and tracks.
• A sash window repair kit for emergencies.

Eco-friendly products work just as well as traditional options, supporting sustainability goals while reducing harmful environmental impact.

What’s the environmental benefit of maintaining versus replacing sash windows?

Maintaining sash windows is far more sustainable than replacing them. Proper care reduces landfill waste by 90%, and the restoration process requires fewer resources compared to manufacturing new frames.

Additional benefits of maintenance include:

• Lower carbon footprint due to reduced energy use in repairs versus replacements.
• Extended lifespan of timber windows, minimising the need for new materials.
• Use of environmentally certified paints and sealants for eco-friendly care.

Preserving your existing sash windows not only maintains their historical character but also significantly reduces your environmental impact.