Trade Offer: Windows Ready in 7 Days!

London's Trusted Experts in Double Glazing and Home Improvements

At A & G Windows , we're passionate about transforming homes. We're the leading manufacturer and installer of double glazing in London, specializing in uPVC and aluminium windows, doors, sliding doors, porches, and conservatories. For over 25 years, we've helped countless homeowners across the city enjoy warmer, quieter, and more energy-efficient spaces.

Why Choose Us?

For the last 25 years, our family-run business has built a legacy on exceptional craftsmanship, using top-quality materials and delivering peace of mind with guaranteed satisfaction. Enjoy the comfort and security of your new space in just 7 days. Trust the experts - choose A & G Windows  for windows and doors that truly elevate your home.

What We Do

Double Glazing

We offer a wide range of high-quality double-glazed windows and doors in a variety of styles and colors to suit your taste and budget. Choose from classic casement windows, modern bi-folding doors, or elegant sash windows – we have the perfect solution for every opening.

Porches and Conservatories

 Enhance the look and performance of your roof with our range of fascias, soffits, and guttering.

Roofline Products

This is a great place to let your visitors know who you are. Add useful information that your users may find interesting. What makes you stand out? Why you do what you do? What is your passion? Here is where you can just let go.


Doors are built to the highest security standards, giving you peace of mind knowing your home is protected. We offer a variety of locking mechanisms and safety features to keep intruders out.