The Challenges & Solutions of Retrofitting Traditional Windows

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The Challenges and Solutions of Retrofitting Traditional Windows

The allure of traditional windows in historic homes is undeniable. These architectural features not only add character and charm but also tell a story of the past. However, they often come with their own set of challenges, particularly when it comes to energy efficiency and modern living standards. Retrofitting traditional windows is a delicate balance between preserving historical integrity and embracing contemporary comfort.


The Historical Significance of Traditional Windows


Traditional windows, such as sash and case windows, are a hallmark of many historic properties across the UK. They represent a bygone era of craftsmanship and architectural design that modern windows often lack. These windows are typically made from high-quality materials like timber and feature intricate details that add to the aesthetic appeal of the building. Preserving these elements is crucial not only for maintaining the character of the property but also for adhering to conservation regulations that protect historic buildings.


Common Issues with Traditional Windows


While traditional windows are beautiful, they are not without their problems. One of the most common issues is poor thermal performance. Single glazing and the inherent gaps in the design of sash windows can lead to significant heat loss, resulting in higher energy bills and a less comfortable living environment. Additionally, the materials used, such as timber, can deteriorate over time, especially if not properly maintained. This deterioration can lead to draughts, rattling panes, and even structural issues.


The Role of InvisiTherm® in Retrofitting


InvisiTherm® offers an elegant solution to these issues by providing an invisible layer of secondary glazing. This system improves thermal insulation without altering the appearance of the windows, making it an ideal solution for listed buildings and conservation areas. InvisiTherm® can significantly reduce heat loss, thereby lowering energy bills and improving indoor comfort. The installation process is minimally invasive, ensuring that the historic integrity of the windows is preserved.


Addressing Moisture and Structural Issues


Before installing any secondary glazing system, it is crucial to assess the condition of the surrounding brickwork and window frames. In older homes, particularly those in areas with high rainfall or poor drainage, bricks can absorb moisture. This can lead to a variety of problems, including weakened mortar, crumbling bricks, and internal dampness. Moisture issues must be addressed prior to installation to prevent trapping moisture, which can cause further damage and potentially compromise the effectiveness of the insulation.


Proper moisture management includes ensuring that the building's drainage systems are functioning correctly, repairing any damaged mortar, and treating the timber frames to prevent rot. It is advisable to consult with professionals who specialize in historic buildings to conduct a thorough assessment and carry out any necessary repairs.


Balancing Aesthetics and Modern Comfort


One of the main concerns for homeowners when retrofitting traditional windows is maintaining the property's aesthetic appeal. InvisiTherm® is designed to be discreet, ensuring that the visual aspects of the windows remain unchanged. This is particularly important for properties in conservation areas where alterations are often restricted. By retaining the original windows, homeowners can preserve the historical and architectural value of their property.


Furthermore, upgrading traditional windows can enhance the overall market value of the home. Many prospective buyers appreciate the charm of historic properties but also seek modern comforts. InvisiTherm® provides the perfect balance, offering the best of both worlds.


Practical Considerations and Cost


While retrofitting traditional windows with secondary glazing like InvisiTherm® offers numerous benefits, it is essential to consider the practical aspects and associated costs. The initial investment may be higher compared to standard double glazing; however, the long-term savings on energy bills and the preservation of the property's value can make it a worthwhile investment. Additionally, grants and funding may be available for energy efficiency improvements in historic properties, which can help offset the costs.


Conclusion


Retrofitting traditional windows is a complex but rewarding endeavour. It requires careful planning, expert execution, and a commitment to preserving the unique character of historic properties. InvisiTherm® offers an effective solution, enhancing energy efficiency and comfort without compromising on aesthetics. By addressing both the technical and aesthetic challenges, homeowners can enjoy the timeless elegance of traditional windows while benefiting from modern insulation technology.


Further Reading:




by T EWING 23 September 2024
How InvisiTherm® Stands Out Among Secondary Glazing Solutions
by T EWING 2 August 2024
Enhancing Comfort in Historic Homes: The Role of InvisiTherm®
by T EWING 15 July 2024
Spotting an Unhealthy Home
by T EWING 15 July 2024
Revolutionising Home Comfort: How InvisiTherm® Transforms Scottish Homes
by T EWING 2 July 2024
Preventing Sash Window Rot: Effective Stone Moisture Management
by T EWING 23 April 2024
Improving Breathability in Traditional Buildings
by T EWING 23 April 2024
What is the Definition of Relative Humidity
by T EWING 22 April 2024
The Pitfalls of Using Cement for Pointing in Traditional Structures
by T EWING 22 April 2024
How to Maintain Your Heritage Sash Windows
by T EWING 21 February 2019
Last week we looked at some common misconceptions about the energy price cap that could potentially cost you money, and since last week saw Blue Monday (apparently the most depressing day of the year, in part caused by unpaid bills surfacing after the festive period) it’s worth looking at the general energy myths that cost us all hundreds of pounds of year. The thing about myths, luckily, is that they’re not real, so check out these seven energy myths that are costing you money, and start looking at a more prosperous and energy efficient 2019. Myth 1: Turning your thermostat up higher will heat your home more quickly We’ve all been guilty of it, especially when feeling the chill: cranking the thermostat up by a few extra degrees to heat up our homes ore quickly. But according to Energy Saving Trust expert Caitlin Bent, speaking in This is Money , this wont make a difference. 'Turning up your thermostat won’t heat your home any faster, it’ll heat at the same rate, but unless you remember to turn it down again will keep heating to a higher temperature, wasting energy.' In fact, the quickest way to warm your home up is to ensure that it is properly insulated and draught proofed: not only will this bring your home up to temperature more quickly, it will also better trap the heat so that it stays that way for longer too. Myth 2: Turning my heating up slightly wont make a difference to my bill Similarly to cranking the temperature to heat your home more quickly, there is something of a common myth that raising the temperature of your heating only a wee bit will not make any real difference to your energy bills. But according to N Power this is very much incorrect, because turning your thermostat down by just one degree can save around £75 per year on your energy bills. This is backed up by the Energy Saving Trust who say that turning a room thermostat down by just one degree can not only save £75 per year but also saves 340kg of carbon per year! Myth 3: It’s cheaper to leave your heating on low all day rather than turning it on and off Many heating engineers recommend leaving heating on low all day can be a more efficient way of running your heating, but this is only really true for properties that experience severe condensation. If your property does not suffer from condensation issues, then leaving your heating on low all day effectively just wastes energy. According to Martin Lewis, speaking in The Mirror, “Just pay to pump energy in as and when it is needed. To keep pumping it in constantly isn’t efficient. Using a timer is best, because your thermostat is designed to turn your heating on and off to keep your home at the temperature you set it. This is the view of both the Energy Saving Trust and British Gas, so in general I’d stick with that.” Myth 4: Electric heaters are cheap to run This misconception seems to arise from the fact that electric heaters can be cheap to buy and can allow for a quick blast of intense heat as and when required. However, as we all know, electricity is an expensive source of energy. Electric heaters generally use a lot of electricity and depending on the type of heater, may not keep a room warm for a long period of time. The cost to run an electric heater also depends very much on the make, model and power of the heater, You Gen calculated that a 3kW heater will use 3kW (3000 watts) per hour and cost roughly £3.43 to run for 8 hours for just one heater. Cheaper solutions include using radiators and central heating, preferably gas, but if you are saddled with expensive heating it pays to make your home as energy efficient as possible with insulation, secondary glazing, heavy curtains, and draught proofing. Myth 5: It’s cheaper to heat an empty house Related to leaving your heating on low all day, this myth posits that leaving the heating on all day will make it cheaper to bring it up to temperature when you need it. However, this is not true. According to Choose Energy “the longer your heating or cooling system is turned off, the greater your savings will be . “Adjusting your thermostat 10 to 15 degrees for 8 hours a day can save you 5 to 15 percent per year on heating and cooling costs – 1 percent for each degree it’s set back.” Myth 6: I need to get boiler cover with my energy supplier Many people think that they are locked into obtaining boiler cover from their energy supplier, a misconception that can cost you hundreds of pounds per year. Energy firms use our fear of being left without a working boiler to charge well over the odds for boiler cover, but just like home insurance, energy supplier or your broadband, you can easily use a price comparison site to switch and save money. Writing in The Mirror, Martin Lewis states “[Energy Firms] want us to think there’s some link between our energy provider and our boiler cover. There isn’t – you’re not locked in, so if you do need it, go elsewhere, like Amanda who emailed: “I swapped my boiler cover company and saved £213 a year whilst also increasing cover – and still with an annual service included. Thanks.”” Myth 7: Double glazing is the most energy efficient solution for my windows Okay you can call us biased here, but this is an energy saving myth that really grinds our gears at Glaze & Save! While it’s true that double glazing can stop heat loss through windows, it’s often very expensive and the payback time can be as high as 100 years ! This means that your double glazing will effectively never “pay for itself” in energy savings. The Green Age writes “you can make big gains on the efficiency of your windows by simply adding some good draught proofing or inexpensive magnetic secondary glazing. New windows are nice to have, but there other energy efficiency measures that we would get installed first based on the payback.” In fact, compare the payback time of double glazing to that of InvisiTherm® bespoke magnetic secondary glazing . Our innovative slim glazing has a payback time of around just 4 years. Quite a difference to double glazing! Dispel the double glazing myths and keep your original windows with InvisiTherm ® secondary glazing . Our VIBES awarding-winning systems reduce heat loss by 63% and reduce noise by 58-88%, all while completely eradicating condensation and draughts. It’s also fully compatible with working shutters to enhance your energy saving superpowers! Contact us today for your FREE home survey, or give us a call on 01738 562 068 and speak to one of our friendly team members. We’re happy to answer your questions and bust those energy myths!
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