What We Do
Our Services

B&G Windows have a range of quality double glazing products available. All our products are custom made to suit your specific requirements.


Our doors and windows come in a variety of colours so there is sure to be something that will make your home your own.


We provide a fast, local repair and replacement service and guarantee our work.

Find Out More


We offer uPVC double glazed windows in a range of styles and colours in Hertfordshire and throughout London.

Find Out More


Our uPVC doors come in a range woodgrain effects, glazing styles & hardware options for a customised door.

Find Out More

Why Choose Us
About Us

As a leading Hertfordshire uPVC door & window repair and replacement business, we have over 20 years experience in repairing and installing double glazed windows & doors. We carry out all work to both domestic and commercial properties & fully guarantee all our work. We are registered with FENSA and the GGFi giving our customers extra peace of mind.


With an office based in Hatfield Hertfordshire we can supply and install windows & doors throughout Hertfordshire, Bedfordshire, Buckinghamshire and London.


Please see our areas covered to find out if we work in your area.

  • Obligation-free quotation
  • Reliable service throughout
  • 10 year guarantee on all products
  • Price match guarantee
Customer Reviews

These reviews are published on Which? and are verified as being genuine and a true customer of B&G Windows.


B&G Windows are proud to be endorsed by Which? & Hertfordshire Trading Standards.

View All Testimonials
Get A Quote
Do You Have Any Questions?
We’ll Be Happy To Assist!
Working Hours
Mon - Fri 9:00 to 17:30
Call Us
0800 622 6459
Call Us
01707 880692
Fill out my online form.