Transform Your Home With Stunning Double Glazed Windows, Doors & Conservatories in Leicester
5-Star Rated on Google by Local Customers
Trusted Family Business Since 1998
- 5 Star Reviewed
- Local Family Run Business
- Fully Accredited & Certified
- Same Day Quotes Available
- 100% Customer Satisfaction
- 10 Year Insurance Guarantee
- Premium Products at a Fair Price
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Double Glazing Leicester
Browse Our Range of Windows, Doors, Rooflights, Conservatories & More

Enhancing Homes Since 1998
Over 25 Years of Delivering Home Improvements
Since 1998, Phair Windows has been the cornerstone of quality home improvements throughout Leicestershire. Our legacy is built on transforming houses into dream homes with our exceptional windows, doors and bespoke extensions. We’re proud to be Leicester’s go-to choice for double glazing, recognised for our award-winning quality and an unwavering commitment to putting you first.
When you choose Phair Windows, you choose a trusted, family-run partner dedicated to helping you achieve the perfect home.
0116 456 0242
Customer Service You Can Trust
View Our Quality Windows & Doors in Our Showroom
Visit our brand new showroom, close to Leicester’s city centre, where you’ll find our friendly team of home improvement experts ready to help with any questions you have.
Our experienced team has years of industry knowledge, and we’re here to guide you in finding exactly what you’re looking for. Book an appointment today, and come and explore our showroom to find the perfect products and services for your dream home.


Home Enhancements For Families
Secure, Durable, and Energy-Efficient Home Enhancements for Leicester Families
We supply and install an extensive range of window and door styles, offering a vast choice of colours and finishes to perfectly complement your home’s unique character. Manufactured with the highest quality insulated glass and industry-leading materials, our double and triple glazed windows deliver superior energy efficiency, significantly reducing your heating costs, and offer unbeatable security to protect your loved ones.
Whether you’re looking for casement, aluminium or uPVC windows, sash windows, bay windows, a new composite door, a solid roof replacement, bifold doors, or a conservatory, we’re ready to help. Experience the Phair Windows difference and start your home improvement journey today.
Quality uPVC Windows and Doors
Your Trusted Local Window and Door Installers
Get in touch today for your FREE, no-obligation quote with our friendly team.
Our surveyors take final measurements, ensuring a perfect fit every time.
All our quality windows and doors are manufactured right here in the UK.
Our fitters install your windows and doors on a day that suits you
Our friendly staff follow up and trade body registration is completed.
Absolutely over the moon with our new windows, and the work and care that was put into installing them. This company is fantastic and worth 5 stars and more.
Beth Hendry
One of The Best Window Replacement Companies in Leicester With 100+ 5-Star Reviews
We’re all about giving you peace of mind. That’s why we’re fully accredited by all relevant regulatory bodies and provide customers with a 10 year insurance backed guarantee. We’re incredibly proud of our 100+ 5-star reviews, reflecting our dedication to every home improvement project. Don’t just take our word for it – see what our happy customers have to say about their experience with Phair Windows.


EXCELLENT Based on 148 reviews piush patelJuly 2, 2025. 5 star service fitters have done an excellent job and cleaned up. Very happy with the quality and high end door. Lewis TaylorJune 24, 2025. Hi, I’ve just had my windows and door fitted with phair windows and wanted to say how much of a great job Eric and Lincoln did, I couldn’t be more pleased. Would highly recommend, thank you. Kyle TaylorJune 24, 2025. Hi, I’ve just had my windows and doors fitted by Phair windows, And wanted to say a massive thank you to Eric and Lincoln. They both did a fantastic job! 😊 And they were both very professional. I would highly recommend 😊 Michael MowbrayJune 24, 2025. Just had my windows and doors replaced with Phair Windows by Eric And Lincoln and would highly recommend to anyone that wants a hassle free, quality install. My house has never looked better, Thanks guys sanjeev chahalJune 18, 2025. Fitted with care. Eric, Lincoln and Mark were the fitters and did an excellent job. Clean and tidy and very friendly. Did a great job and I am delighted in the end result. Mrs Kaur NEVILLE MCKENZIEJune 10, 2025. Eric & Lincoln father and son it been a pleasure having them doing mycom mother new windows and there assistant but most of all Eric & Lincoln been the main guy they went above and beyond to help me sort things out with my father who sadly pass on who built porch they both manage to sort the problem so easily no worries,i was very satisfied with the outcome would have them any time if i need job doing on the house father and son work as a good team would recommend them two again and his team collegue well done keep up the good work allso thank Tom for finding the right guy to do the job right and quoted me fair price. Paul KnightMay 22, 2025. Erik and Lincoln Done a great job on replacing my French doors very professional and done a proper job Sim JMay 20, 2025. Recently had all my windows and doors done by Phair windows. 5* all round from start to finish, very happy with the results and would highly recommend graham facerMay 19, 2025. Mr Graham facer Gwendoline Drive Countesthorpe had phair windows to replace three double glazed unit, Work was done very professionally and in good time. Team was polite and friendly. Good price. Would recommend. Thanks
Proudly Serving Leicestershire & The East Midlands
With over 25 years of experience, Phair Windows is your trusted partner for quality double glazing, secure doors, beautiful conservatories, and home improvements. Whether you’re in Leicester or further afield in the East Midlands, we’re here to help you enhance your home’s style, security, and energy efficiency.