Our high-quality double-glazed replacement windows are trusted in homes across Hampshire and the South East. Expertly installed by our experienced team, each window is designed to enhance your home’s energy efficiency, security, and aesthetic appeal.
With competitive pricing and a 10-year insurance-backed guarantee, you can enjoy peace of mind knowing your investment is protected.
Choose from a wide range of window styles and customisations to find the perfect fit for your home. Upgrade to energy efficient windows today with Excellent Windows.
Our replacement, double glazed windows are sourced from industry-leading manufacturers, ensuring exceptional quality, durability, and value. This commitment guarantees you receive top-tier products designed to enhance your home’s efficiency, security, and style.
A-rated energy-efficient windows provide superior thermal insulation, keeping your home warmer year-round while reducing heat loss. By minimising energy usage, these windows can lower your heating bills, offering long-term savings and enhanced comfort.
Once installed, our windows are designed to remain low maintenance, allowing you to enjoy your high-quality windows for years to come. For tips on keeping them in excellent condition, check out our comprehensive maintenance guide to learn more.
Highly secure windows with advanced multi-point locking mechanisms provide enhanced protection for your home, ensuring peace of mind and keeping your property safe.
At Excellent Windows, we offer a range of window styles, across Hampshire, Surrey and the South East. These include aluminium windows, timber windows and more. Explore our options below:
Our aluminium windows are supplied by leading UK manufacturers, ensuring long-lasting quality, excellent value and outstanding service. With slim frames and a modern finish, they provide strength, security and style for any property.
Strong, safe and stylish, our double glazed UPVC windows are a popular choice for homes of every type. They are low-maintenance, energy efficient and available in a wide range of styles and finishes to complement your property.
Tilt & Turn windows open inwards for easier cleaning and improved ventilation, while also providing a safe emergency escape route. This modern design combines practicality with a sleek, contemporary appearance.
Crafted from environmentally friendly softwood, our timber windows offer natural warmth, durability and classic style. They create a welcoming look while providing excellent insulation and long-lasting performance.
Our sash windows use a vertical sliding system that blends traditional elegance with modern technology and materials. They are ideal for maintaining the character of period homes while improving energy efficiency and security.
Flush windows sit neatly within your external wall, giving them a clean, seamless finish that suits both modern and traditional homes. Their advanced design makes them one of the best-performing window profiles on the market today.
Residence 9 is our luxury window and door collection that faithfully replicates 19th-century timber designs, making it ideal for listed buildings and homes in conservation areas.
Residence 7 windows offer a sleek, flush-fitting design inspired by heritage timber frames, ideal for those wanting timeless looks with modern performance.
Creating extra space in your home, providing thermal efficiency for incredible performance year-round.
Our fascias, soffits and guttering protect your home from the elements while keeping it looking smart and low-maintenance.
Made to measure roller garage doors to keep your home looking well maintained.
Discover our window installation services across the South East of England.
Looking for services in your area? See full list of locations.
Looking for services in your area?
Quality commercial double-glazed windows are a long-lasting investment for your business, which is why we offer a 10-year guarantee as a trusted local supplier. With decades of experience, we ensure your commercial window glazing project is handled professionally and delivers peace of mind.
Our extensive range of windows is ideal for commercial properties, businesses, and residential developments. Designed for durability, energy efficiency, and natural light, these windows provide versatile solutions that perform flawlessly for years.
Contact us to discuss your requirements or arrange a free on-site consultation.
Choosing new double glazed windows is an important investment, and our team at Excellent Windows is on hand to help you explore the right options for your home.
The cost of double glazing in Hampshire depends on factors such as the size of your property, the number of windows or doors, the style you choose, and the specification of the glazing.
Prices can vary widely, with premium systems offering improved energy efficiency, security, and long-term durability compared to standard options.
For a quick estimate, you can use our instant online quote tool. For a more accurate price, it’s best to get a tailored quote, call Excellent Windows on 01256 830079 to discuss your project.
At Excellent Windows, we take a consultative and design-led approach. We never use pressure, false discounts or sales tactics. Instead, we spend time understanding your home, how each elevation looks, and what will genuinely enhance its character and value. Our clients trust us because we focus on the bigger picture rather than selling a single product.
You are supported by a leadership team with almost 120 years of combined experience. Technical or challenging installations are completely normal for us, and we never charge more for complexity. We regularly work on period homes, larger properties and bespoke projects where detail and symmetry matter.
We offer professional installation for all of our double glazing products, including windows, doors, conservatories, and roof lanterns; across Hampshire, Berkshire, and Surrey. Whether you’re upgrading your home or working on a new build, we deliver energy-efficient, secure, and stylish solutions to suit your space.
Here’s what you can expect from our installation service:
With local installers covering Basingstoke, Fleet, Reading, Newbury, Farnborough, Guildford and surrounding areas, we’re proud to offer a high standard of service across the South East.
Want to know more? Contact us today.
Every installation we complete is fully covered by our 10-year insurance backed guarantee.
If for any reason, there is a problem with your product or the installation, we will put things right at no extra cost.
Discover valuable tips in our Maintenance and Cleaning Guide that will help you maintain your installations, ensuring they last longer and perform at their best. By following this guidance, you can avoid potential charges for repairs due to neglect or improper maintenance, keeping your products in line with their warranty.
Discover valuable tips in our Maintenance and Cleaning Guide that will help you maintain your installations, ensuring they last longer and perform at their best. By following this guidance, you can avoid potential charges for repairs due to neglect or improper maintenance, keeping your products in line with their warranty.
