Double Glazed Windows

06 May

Why You Should Upgrade to Replacement Double Glazed Sash Windows in a Historic Property

Historic properties are rich in character, charm, and architectural beauty, but they often come with a few challenges, especially when it comes to energy efficiency, noise insulation, and maintaining the integrity of the building. One of the most common issues in older homes is outdated windows that may not perform well in terms of insulation or security. Upgrading to replacement double glazed sash windows in a historic property can offer numerous benefits while preserving the property’s original style. Here’s why this upgrade is a smart investment for homeowners with historic properties.

Enhanced Energy Efficiency

One of the primary benefits of replacing double glazed sash windows is improved energy efficiency. Single-glazed windows, common in older homes, can lead to heat loss in the winter and excessive heat gain in the summer, making it difficult to maintain a comfortable temperature. Double glazing offers superior insulation, keeping your home warmer in the winter and cooler in the summer, ultimately reducing your energy bills. This upgrade helps address the inefficiencies of older windows, ensuring that your historic property is more sustainable and comfortable.

Maintaining the Aesthetic Appeal

The traditional sash window design is a hallmark of historic properties, and replacing old, drafty windows doesn’t mean sacrificing the original aesthetic of your home. Replacement double glazed sash windows are designed to mimic the appearance of traditional windows, ensuring that the style and charm of your property are preserved. These windows come in a variety of finishes and configurations, so they can be customised to match the specific character of your historic property while offering modern performance.

Increased Noise Insulation

Another significant benefit of upgrading to replacement double glazed sash windows is the reduction in external noise. Historic properties, particularly those located in busy areas, can suffer from noise pollution. The double glazing effectively dampens sound, providing a quieter and more peaceful interior. This makes it an ideal solution for homeowners who want to enjoy the tranquillity of their home, free from the disturbances of traffic, neighbours, or urban noise.

Improved Security

Old sash windows can sometimes present security risks due to their age and wear. Replacement double glazed sash windows are built with modern security features that help enhance the safety of your home. These windows are less prone to breakage and offer better locking mechanisms, making it more difficult for intruders to gain access to your home. Upgrading to these windows is an effective way to improve the security of your historic property without compromising its charm.

Preserving the Property’s Value

Historic properties are often seen as investments, and preserving or improving the value of these properties is essential for homeowners. Installing replacement double glazed sash windows can significantly increase the value of your home by enhancing its energy efficiency, security, and aesthetic appeal. This is particularly important if you are looking to sell in the future, as potential buyers will appreciate the modern upgrades that retain the character of the home.

Reduced Condensation and Draughts

Older windows can often result in condensation buildup and draughts, making your home uncomfortable and potentially damaging to your furnishings and decor. Replacement double glazed sash windows help eliminate condensation, as the two panes of glass create a thermal barrier, preventing the moisture build-up that leads to damp and mildew. Additionally, these windows are highly effective at eliminating draughts, ensuring a more comfortable indoor climate.

Compliance with Regulations

For homeowners in historic or conservation areas, upgrading to replacement double glazed sash windows may be a requirement to meet energy efficiency standards while staying within the legal boundaries of planning and building regulations. Many suppliers offer double glazing options that comply with local building and conservation regulations, so you can enjoy the benefits of modern windows without compromising your property’s historic value.

Choose Mortice & Green for Your Historic Property’s Window Upgrade

Upgrading your historic property with replacement double glazed sash windows is a smart decision that enhances comfort, energy efficiency, security, and aesthetic appeal. At Mortice & Green, we specialise in high-quality window solutions that retain the charm of your historic property while offering modern performance. Get in touch today to learn more about how our replacement double glazed sash windows can improve your home.

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Everything You Need to Know About Double Glazing Existing Sash Windows
27 Jun

Everything You Need to Know About Double Glazing Existing Sash Windows

For homeowners living in period properties, comfort and preservation often go hand in hand. Original timber sash windows are a defining feature of London™s Georgian, Victorian, and Edwardian architecture, but they can sometimes fall short when it comes to modern insulation standards. The good news? You don™t have to choose between character and comfort. At Mortice & Green, we specialise in double glazing existing sash windows, allowing you to retain your home™s heritage charm while significantly improving energy performance.

Here™s everything you need to know about this effective and sympathetic upgrade.

Can You Really Double Glaze Existing Sash Windows?

Yes, in many cases you can. Rather than replacing your original windows entirely, our skilled joiners can carefully remove the existing single-glazed sashes and retrofit them with new double glazed units, while keeping the original box frames in place. This approach is ideal for homeowners who want to improve insulation without losing the authenticity of their property™s windows.

We also offer the option of manufacturing bespoke hardwood sashes that match the period design exactly, fitted with slimline double glazed units for a seamless finish.

Benefits of Double Glazing Your Existing Sash Windows

1. Improved Energy Efficiency
Double glazing significantly reduces heat loss through the glass, helping to keep your home warmer in winter and cooler in summer. This can lead to lower energy bills and a more comfortable indoor environment year-round.

2. Noise Reduction
Living in London often means dealing with street noise. Double glazed sash windows help reduce outside sound, making your home a quieter and more peaceful place to live.

3. Reduced Draughts and Rattles
As part of our double glazing upgrade, we also offer integrated sash window draught proofing, which stops cold air infiltration and eliminates rattling, common issues in older sash windows.

4. Retained Aesthetic Appeal
With Mortice & Green, all sashes are refurbished or replicated to match the original design, using traditional joinery techniques. You keep the period look, just with modern performance.

5. Increased Property Value
Original features that have been thoughtfully upgraded often appeal to buyers. Double glazed timber sash windows offer the best of both worlds: heritage style and modern efficiency.

Is This Suitable for Conservation Areas?

Yes, in most cases, but it™s important to proceed with care. Many conservation areas support the sympathetic upgrading of sash windows, provided the original appearance is preserved. Our bespoke double glazed units are specifically designed to look like traditional single glazing, meeting the visual requirements of listed and conservation properties.

We™ll guide you through the process and help with any planning permissions or building regulations if required.

What If My Windows Are in Poor Condition?

Even if your sash windows are suffering from rot, broken cords, or general deterioration, that doesn™t mean they need replacing. Our team can carry out comprehensive sash window refurbishment, including timber repairs, rebalancing, and hardware replacement, before installing your double glazing.

Alternatively, we can manufacture entirely new hardwood sash windows to replicate the originals, fitted with discreet double glazed units for maximum efficiency.

Trust Mortice & Green for a Seamless Upgrade

With over 30 years of experience, Mortice & Green are London™s trusted specialists in sash window repair, refurbishment, and replacement. Our approach to double glazing existing sash windows combines traditional craftsmanship with modern performance, helping you enhance your home without compromising on its original character.

Whether you’re looking to improve warmth, reduce noise, or futureproof your property, we™re here to help. Get in touch today for a no-obligation quote and expert advice personalised to your home.

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17 Mar

The Benefits Of Double Glazed Windows

Double glazed windows are made from two layers of glass which allows providing better insulation and protection than single glazed windows. Here is why you should consider investing in double glazed windows for your home or business.

Why Invest In Double Glazed Windows

Decreased Energy Bills

Double glazed windows do a phenomenal job of retaining the majority of the heat it gains during the day. Therefore, these windows provide much better insulation which helps to keep your home warm during cold weather. As a result, you don™t need to put the central heating on as much which leads to fewer energy bills every month.

Similarly, when the weather is hot, cool air is stored between the panes which means you don™t need to use your air conditioner as frequently.

Easy To Maintain

Even though double glazed sash windows are thicker than normal windows, they are just as easy to maintain. As long as you clean these windows regularly, this will prevent an excessive buildup of dust that can lead to discolouration. Besides making sure to wipe condensation to reduce the risk of the window frames rotting.

With simple, regular, maintenance tasks, your double glazed casements will last for extended periods. Plus, these windows have easy clean technology which makes them effortless to clean.

Less Noise

If your property is in a busy location, double glazed windows can be incredibly effective for reducing the noise you hear from outside. Double glazing provides significantly better noise insulation compared to single glazing and ensures a peaceful environment.

At the same time, double glazed apertures improve the amount of privacy you have. In an office, it can prevent workers from eavesdropping into sensitive conversations.

Likewise, at home, your neighbours will not be able to hear noise, which can allow you to live with greater freedom. This includes playing your favourite music and not disturbing the homes around you.

Better Security

Double glazed windows are more difficult to break than single glazed windows which can act as a deterrent against burglaries or other criminal activities. There are also options to further upgrade your double glazing with toughened or laminated glass.

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