Unbeatable 15 Years Guarantee!

Welcome to St. James Windows

St. James Windows providing high quality double glazing products coupled with customer care service that is second to none. We are specialists in all kinds of double glazing - UPVC, Aluminum and Timber windows and doors, based in Central London.

Our representatives will take measurements, present you all possible solutions, give you professional advice, ease your decision and prepare your individual offer.

Our Windows frames come in two distinct styles- Ovolo which features a classic sculptured curve to the frame edge and Chamfered which has straight clean lines for a contemporary feel. Whichever you choose you can be guaranteed that you are fitting the best.

Our windows, doors and conservatories roofline products are designed with more than great looks in mind. Our unique formulation is built to last decades, not just years. Imagine an installation that stays looking young and fresh while your home and garden evolve around it. This enhances the natural character of its surroundings becoming part of a larger scheme yet bringing its own individuality.


Create Your Ideal Home with the
Highest- Performing

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