U FIT Sash Windows

Made to measure UPVC sash windows

U FIT Sash Windows offers premium quality sash windows and doors with 11 years of experience. Upgrade your home with UFIT’s durable, energy-efficient and stylish solutions.

Experience the benefits of having a trusted, experienced and customer-focused company handle your renovation needs. Trust U FIT Sash Windows to deliver exceptional results, enhancing the beauty and value of your home.

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Get started today by simply completing our U FIT Sash Windows form to request your free quote

We are U FIT Sash Windows

Emerging from humble beginnings in 2012, U Fit Sash Windows Ltd., founded by Director Samuel Starkey, has rapidly ascended to become one of the UK’s premier window retailers and installers. Despite initially operating solely from a laptop, the company has achieved remarkable growth in just nine years, solidifying its position as a leading force in the industry.

Because of the demand from our customers, we now supply a range of the most sought-after products in the window industry, from Bi-fold doors, French Doors, Casement Windows, Skylights in both uPVC and Aluminium. We have an unrivalled knowledge of our products and possibly the best supply prices in the UK.

We are often asked if the quality is good because of the low prices, but our reviews speak for themselves and lots of our business is from returning customers and through word-of-mouth recommendations.

Each and every staff member at U Fit Sash Windows Ltd. is reference checked and vetted to the highest of standards, ensuring customers have complete satisfaction and comfort in their finished product.

U Fit Sash Windows Ltd. have a newly renovated showroom in Harlow, Essex with 6 vehicles on the road with teams installing and surveying daily to keep up with the ever-growing demand. Our very highly qualified office team are able to accommodate appointments for you to see our products in person, as well as providing a personal service to all customer enquiries.

U Fit Sash Windows promises to give honest advice and support to all customers, from start to finish on any projects they are involved in. With some exciting projects lined up, you may see some of our billboards throughout London or even find a U Fit Sash Windows Ltd. van working on your street!

To keep up with all the latest information and projects from U Fit Sash Windows Ltd. Please follow our social media pages Facebook or Instagram,

or feel free to give us a call at 0207 9657299 for a hassle-free chat.

We look forward to speaking with you soon!

UK’s biggest Sash Window retailers and installers in the UK

Why choose us


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Competitive Prices

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FENSA Approved

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100% Satisfied Customers

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Outstanding customer service

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10 Years Guarantee

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Qualified Fitters

What our customers have to say