Transform your home with expert double glazing in Hinckley. Stylish, secure, and energy-efficient solutions crafted to suit your needs.
Discover high-performance casement, tilt & turn, and shaped windows. Designed for durability, security, and maximum energy efficiency to suit every home.
From bi-fold to French doors, we offer a stunning range of energy-efficient, secure doors designed to enhance any home.
Add elegance and functionality with our custom conservatories, from Victorian styles to modern orangeries, tailored to your home’s unique character.
At Onyx Windows, we’re a family-run business with 20+ years of experience in Hinckley. Led by Sarah and Jason, our expert team delivers high-quality double glazing, doors, and conservatories.
Trusted by Hinckley and Bosworth Borough Council, we offer energy-efficient, sustainable products backed by Camden Group’s extensive guarantees.
Discover the expert services at Onyx Windows, including high-quality double glazing in Hinckley, stylish doors, and bespoke conservatories. Designed for durability, energy efficiency, and style, we tailor solutions to every home.

Enhance your home with energy-efficient uPVC windows. Choose from casement, tilt & turn, or French styles for lasting beauty and security in your home.

Secure and stylish doors for your home. From bi-fold to French doors, our range combines functionality with stunning design for your home.

Add light and space with our bespoke conservatories, including Victorian and modern orangeries, tailored to your home’s unique character.
Explore our wide range of energy-efficient windows, offering unbeatable security, style, and customisation to suit any property.

Casement windows offer unmatched versatility with stylish designs and decorative finishes to suit any home. Side or top-hinged, they provide exceptional security, weather protection, and superior energy efficiency.

Enjoy added functionality with tilt & turn windows. Tilt for ventilation or turn fully for easy cleaning and emergency escape, combining modern convenience with energy-efficient design.

French windows bring charm and practicality to your home. With dual outward openings, they maximise ventilation and double as a secure fire escape option.

Create a standout feature with custom-shaped windows. From Gothic arches to round portholes, our designs add character and perfectly complement your home’s aesthetic.
Get in touch with Onyx Windows today! Whether you’re upgrading your home or starting a new project, our friendly team is here to help. With over 20 years of experience, we provide expert advice, quality products, and exceptional service.
Make your windows as unique as your home with our extensive selection of colours and finishes. Choose from authentic woodgrain-effect foils like Oak, Rosewood, and Charcoal Grey, or opt for modern spray-painted RAL colours to match your personal taste.
Double glazing offers multiple benefits, making it a popular choice for homeowners. The primary advantage is improved insulation. Double-glazed windows feature two panes of glass with a layer of gas or air trapped in between, reducing heat transfer. This helps maintain a comfortable temperature in your home, lowering energy bills and reducing your carbon footprint.
Additionally, double glazing reduces external noise, making your home quieter and more peaceful – especially beneficial in urban or high-traffic areas. The added layer of glass and secure framing also enhances security, making it more difficult for potential intruders to break in. Furthermore, double-glazed windows help prevent condensation, which can lead to mould and dampness issues. Their long-lasting durability and low-maintenance requirements make them a cost-effective investment.
Indicators that it’s time to replace your windows include:
Drafts and Increased Energy Bills: Noticeable drafts or rising heating and cooling costs suggest poor insulation.
Difficulty Operating Windows: Sticking, jamming, or inability to stay open/closed indicate mechanical issues.
Visible Damage or Decay: Cracked frames, broken glass, or water damage compromise structural integrity.
Condensation Between Panes: Fogging or moisture inside double or triple-glazed windows signals seal failure.
Excessive Noise: Increased external noise may mean windows are no longer providing adequate sound insulation.
Addressing these issues promptly can enhance comfort, security, and energy efficiency.
uPVC windows are known for their durability and longevity. On average, high-quality uPVC windows can last between 20 to 30 years with proper maintenance. However, some premium options, like those offered by Camden Group, come with a 15-year manufacturer’s warranty, providing peace of mind regarding their durability.
uPVC is resistant to weathering, meaning it won’t warp, rot, or corrode like wood or metal frames. To ensure a long lifespan, clean the frames regularly with soapy water and check the seals and hardware for wear and tear. Proper installation also plays a key role in maximising their lifespan, so always choose a qualified installer.
Selecting the appropriate window material depends on factors like durability, maintenance, aesthetics, and budget:
uPVC (Unplasticised Polyvinyl Chloride): Known for low maintenance, energy efficiency, and affordability, uPVC windows are resistant to rot and corrosion.
Wood: Offers a classic appearance with good insulation properties but requires regular maintenance to prevent decay.
Aluminium: Lightweight and strong, aluminium windows are durable and require minimal upkeep, though they may be less energy-efficient without thermal breaks.
Composite: Combining materials like wood and aluminium, composites offer the benefits of both, including strength, low maintenance, and improved insulation.
Consider your home’s architectural style, climate, and personal preferences when making a choice.
The lifespan of residential windows varies based on materials, quality, and maintenance:
uPVC Windows: Typically last 20-30 years with minimal maintenance.
Wood Windows: Can last 15-20 years; longevity increases with proper care and maintenance.
Aluminium Windows: Generally last 20-25 years, with resistance to corrosion contributing to their durability.
Composite Windows: Often have a lifespan of 30-40 years, combining the strengths of multiple materials.
Regular maintenance, such as cleaning, sealing, and addressing minor repairs, can extend the life of your windows.
Window replacement costs depend on factors like window type, material, size, and installation complexity:
Per Window Cost: Ranges from £400 to £1,200, including materials and labor.
Material Impact: uPVC windows are generally more affordable, while wood and composite options are pricier.
Installation Factors: Custom shapes, larger sizes, or difficult installations can increase costs.
Obtaining multiple quotes and considering energy savings from more efficient windows can help in making an informed decision.
This privacy policy sets out how Onyx Windows uses and protects any information that you give Onyx Windows when you use this website.
Onyx Windows is committed to ensuring that your privacy is protected. Should we ask you to provide certain information by which you can be identified when using this website, then you can be assured that it will only be used in accordance with this privacy statement.
Onyx Windows may change this policy from time to time by updating this page. You should check this page from time to time to ensure that you are happy with any changes. This policy is effective from 21st November 2024.
What we collect
We may collect the following information:
What do we do with the information we gather?
We require this information to understand your needs and provide you with a better service, in particular for the following reasons:
Security
We are committed to ensuring that your information is secure. To prevent unauthorised access or disclosure, we have put in place suitable physical, electronic and managerial procedures to safeguard and secure the information we collect online.
How we use cookies
A cookie is a small file which asks permission to be placed on your computer’s hard drive. Once you agree, the file is added and the cookie helps analyse web traffic or lets you know when you visit a particular site. Cookies allow web applications to respond to you as an individual. The web application can tailor its operations to your needs, likes and dislikes by gathering and remembering information about your preferences.
We use traffic log cookies to identify which pages are being used. This helps us analyse data about web page traffic and improve our website to tailor it to customer needs. We only use this information for statistical analysis purposes and then the data is removed from the system.
Overall, cookies help us provide you with a better website, by enabling us to monitor which pages you find useful and which you do not. A cookie in no way gives us access to your computer or any information about you, other than the data you choose to share with us.
You can choose to accept or decline cookies. Most web browsers automatically accept cookies, but you can usually modify your browser setting to decline cookies if you prefer. This may prevent you from taking full advantage of the website.
Links to other websites
Our website may contain links to other websites of interest. However, once you have used these links to leave our site, you should note that we do not have any control over that other website. Therefore, we cannot be responsible for the protection and privacy of any information which you provide whilst visiting such sites and such sites are not governed by this privacy statement. You should exercise caution and look at the privacy statement applicable to the website in question.
Controlling your personal information
You may choose to restrict the collection or use of your personal information in the following ways:
We will not sell, distribute or lease your personal information to third parties unless we have your permission or are required by law to do so. We may use your personal information to send you promotional information about third parties which we think you may find interesting if you tell us that you wish this to happen.
You may request details of personal information which we hold about you under the Data Protection Act 1998. A small fee will be payable. If you would like a copy of the information held on you please write to 96 Factory Rd, Hinckley, LE10 0DS.
If you believe that any information we are holding on you is incorrect or incomplete, please write to or email us as soon as possible at the above address. We will promptly correct any information found to be incorrect.
This website and its content are protected by copyright laws. All rights reserved.
The content of this website, including but not limited to text, graphics, images, logos, and software, is the property of Onyx Windows or its content suppliers and is protected by the United Kingdom and international copyright laws.
You may not reproduce, distribute, publish, display, modify, create derivative works from, or exploit in any way the content of this website without the prior written consent of Onyx Windows.
You may download, print, and store limited copies of the content of this website for your personal, non-commercial use, provided that you do not alter or remove any copyright, trademark, or other proprietary notices.
Any unauthorized use of the content of this website may violate copyright laws, trademark laws, and other laws. Onyx Windows reserves the right to take legal action against any unauthorised use of the content of this website.
This website, Onyx Windows, uses cookies to improve your browsing experience and to help us understand how users interact with our site. This Cookies Policy explains what cookies are, how we use cookies, and how you can manage your cookie preferences.
What are cookies?
Cookies are small text files that are stored on your device when you visit a website. They are widely used to make websites work, or work more efficiently, as well as to provide information to the owners of the site.
How we use cookies
We use cookies for a variety of purposes, including:
Cookies that we use
We use the following types of cookies on our website:
Managing your cookie preferences
Most web browsers allow you to manage your cookie preferences. You can set your browser to accept all cookies, to block certain types of cookies, or to block all cookies. You can also set your browser to alert you when a website tries to set a cookie.
Please note that if you block or delete cookies, some features of our website may not work properly.
For more information about managing your cookie preferences, please refer to the help section of your browser or visit www.aboutcookies.org.
This website is operated by Onyx Windows (the “Website”). By using the Website, you agree to be bound by these Terms of Use (the “Terms”). If you do not agree to these Terms, please do not use the Website.
The Website is intended for your personal, non-commercial use. You may not use the Website for any illegal or unauthorized purpose. You may not use the Website in a way that could damage, disable, overburden, or impair the Website or interfere with any other party’s use of the Website.
The content of the Website, including but not limited to text, graphics, images, logos, and software, is the property of Onyx Windows or its content suppliers and is protected by the United Kingdom and international copyright laws. You may not reproduce, distribute, publish, display, modify, create derivative works from, or exploit in any way the content of the Website without the prior written consent of Onyx Windows.
The Website is provided on an “as is” and “as available” basis. Onyx Windows makes no representations or warranties of any kind, express or implied, as to the operation of the Website or the information, content, materials, or products included on the Website. Onyx Windows will not be liable for any damages of any kind arising from the use of the Website, including but not limited to direct, indirect, incidental, punitive, and consequential damages.
Onyx Windows will not be liable for any damages of any kind arising from the use of the Website, including but not limited to direct, indirect, incidental, punitive, and consequential damages.
Onyx Windows reserves the right to modify these Terms at any time without notice. Your continued use of the Website after any such modification constitutes your acceptance of the modified Terms.
These Terms and your use of the Website will be governed by and construed in accordance with the laws of England and Wales, without giving effect to any principles of conflicts of law.
This website (the “Website”) is provided by Onyx Windows on an “as is” and “as available” basis. Onyx Windows makes no representations or warranties of any kind, express or implied, as to the operation of the Website or the information, content, materials, or products included on the Website.
Onyx Windows will not be liable for any errors or omissions in the content of the Website, or for any actions taken in reliance on the information provided on the Website. Onyx Windows will not be liable for any damages of any kind arising from the use of the Website, including but not limited to direct, indirect, incidental, punitive, and consequential damages.
Onyx Windows does not warrant that the Website will be available at all times or that the Website or any content will be error-free. Onyx Windows reserves the right to modify, suspend, or discontinue the Website or any content at any time without notice.
The content of the Website is provided for general information purposes only and is not intended to be a substitute for professional advice. You should always seek the advice of a qualified professional before making any decisions based on the information contained on the Website.
This website uses cookies to improve your browsing experience and to help us understand how users interact with our site. By continuing to use this website, you consent to the use of cookies. You can find out more about the cookies we use and how to manage them in our Privacy Policy & Cookie Policy.