Summer Sale now on Get a free online quote

UPVC Bay Windows Add Essential Space, Character & Light

Taking inspiration from charming Victorian architectural features, spacious square or polygonal bay windows
have the power to complement both modern and traditional properties alike.
Constructed from 3 or more single casement or sliding sash windows, their affordable and low maintenance UPVC Frames
allow every bay window to be tailor-made to each Yorkshire home. Impressively extending the footprint of any room they’re applied to, high performance and excellent thermal efficiency come as standard, alongside guaranteed alluring and elegant aesthetically UPVC Bay Windows from Northern Trade can achieve.

All windows come with 10 Year Guarantees for frames & fitting glass & glazing.

Fully Accredited Installer

All our installations meet FENSA standards, with product insurance options facilitated by the GGFI. Homeowners themselves are equally pleased with our accredited service as seen with our 5* reviews. All of our products are British made. We also encourage all of our installation teams to have an NVQ (National Vocational Qualification) for window and door installation.

Finally, helping to dissuade any unwanted visitors,
all bay windows come integrated with multi-point Yale locks as standard –
Complete with lifetime security guarantee.
You’ll be able to feel comfortably safe in the home.   

Get a quote

Features & Benefits

  • Ideal for rooms lacking in space or light
  • A-rated energy performance
  • Available in uPVC and aluminium
  • Made to measure for your property
  • Low maintenance and long lasting
  • Yale lifetime security guarantee

Be Bold

Over 30 colours to choose from

Whether you’re looking for a classic shade to complement historic Victorian aesthetics or something a bit more daring & contemporary, anything is possible with our bay window range. Catering to most preferences and tastes, choose from 30 standard and specialist colours, including authentic woodgrain foils.

View Colours
uPVC bay vertical sliding windows

Be Secure


Bay windows from Northern Trade have security firmly embedded within their design. Enhanced with multi-point Yale locks as standard, with a lifestyle security guarantee for complete peace of mind.

Get a quote

Be Warm

Multi-chambered frames

Modern bay windows provide A-rated levels of energy efficiency thanks to multi-chambered profiles and Planitherm glazing from Saint Gobain. Expertly installed bay windows from Northern Trade retain heat accurately, increasing the potential to make energy bill reductions in the future.

Get a quote

Arrange a home visit

Already have a home improvement project in mind? Where necessary, we can have a friendly member of staff pay a visit to your home and discuss the specifics of your ambition.

Book Appointment
Northern Trade Showroom
Homeowner10 year Guarantee

0% Interest Finance

Spreading the cost of your window, door, or conservatory installation with our 0% finance means removing the financial boundaries that would otherwise stand in the way.

View details

Based in Pudsey

Operating out of a market town means we can pass on that family-run touch to every home we work on. Based in Pudsey, we can serve residents in Leeds, Sheffield, Barnsley & beyond.

Quality Guaranteed

Every window, door, and conservatory come backed by a 10-year guarantee to let homeowners enjoy their improved home with complete peace of mind.

Affordable Products

With Northern Trade, you can expect windows and doors that never compromise quality without breaking the bank. We’ve taken extra care to price products affordably.

0% Finance Available

View deals

Up to 50% off windows & doors Plus up to £500 off when you get an online quote*

Get a quote now