Supreme Windows London designs, supplies and fits uPVC windows in Croydon, Thornton Heath and the wider South London area, including the ever-popular casement style.
Casement windows are the most popular style in the UK for good reason. They seal tightly, open wide for easy cleaning and ventilation, and deliver excellent energy efficiency at a sensible price. Every window we fit is double glazed as standard and FENSA registered.
Call 020 8050 4602 or request a free quote to get started.
Why choose uPVC casement windows
uPVC casement windows are the practical, cost-effective choice for most homes. They need very little upkeep, never need painting, and hold their performance for years.
- Energy efficient, with ratings available up to A++ to cut your heating bills
- Low maintenance, needing only an occasional wipe to look their best
- Secure, with multi-point locking fitted as standard
- Affordable, offering the best value of any window style
- Versatile, suiting period and modern homes across South London
Double and triple glazing options
Every casement window comes double glazed as standard, which suits the majority of Croydon homes. If your property faces a busy road or you want the lowest possible energy bills, we also offer triple glazing for extra warmth and noise reduction. We will talk you through both at your survey and recommend what genuinely fits your home.
Colours and finishes
Your windows can be finished to match any style of property:
- Classic white
- Anthracite grey, our most popular modern colour
- Black and other RAL shades
- Woodgrain foil finishes for a timber look without the upkeep
Handles and hardware come in a range of finishes to complete the look.
Our installation process
- Free survey and quote. We visit, measure up and give you a written, no-obligation price.
- Manufacture. Your windows are made to your exact measurements and chosen finish.
- Installation. Our own fitters install them cleanly and tidily.
- Certification. You receive your FENSA certificate and guarantee on completion.
Why Supreme Windows London
- FENSA registered, so every installation is certified and compliant
- Our own installers, never subcontracted
- Free, no-obligation quotes with honest advice
- A comprehensive insurance-backed guarantee on materials and workmanship
Frequently asked questions
How much do uPVC windows cost in Croydon?
The price depends on how many windows you need, the style, the colour and the glazing. Rather than quote a misleading average, we give you a fixed written price after a free survey. Request a quote for an exact figure with no obligation.
Are uPVC casement windows energy efficient?
Yes. Fitted with double glazing as standard and available up to an A++ energy rating, they trap heat inside and help lower your heating bills. Triple glazing is available if you want the highest performance.
What colours do uPVC windows come in?
A wide range, from classic white to anthracite grey, black, other RAL shades, and woodgrain foil finishes that give the look of timber without the upkeep.
Are your windows FENSA registered?
Yes. Every installation we carry out is FENSA registered, so your windows are certified as compliant with building regulations and you receive a certificate on completion.
How long does installation take?
Most homes are completed in one to two days depending on the number of windows. We confirm the exact timescale in your written quote.
Areas we cover
We supply and fit across South London and Surrey, including Croydon, Thornton Heath, Bromley, Sutton, Orpington, Norbury, Streatham, Tooting, Beckenham, Wallington and Banstead.
Get a free quote
Ready to make your home warmer, quieter and more secure? Call 020 8050 4602 or request your free quote online today.