Bespoke Casement 
Windows for Your Home
Secured by Design Standards
Casement windows are the UK’s most popular window style, providing exceptional weather protection, outstanding thermal insulation, and a classic look that suits any property. At Unique Windows, we offer premium casement designs in uPVC, aluminium, and timber alternative finishes to suit your home.
Premium Materials
10-Year Guarantee
FENSA Accredited
Visit our Carshalton showroom to inspect our premium casement styles, colours, and hardware finishes in person.
Customise every detail of your casement windows, from double or triple glazing to rich foiled colours and premium secure hardware.
Over 150 Durable RAL Colours & Foiled Finishes
Choose from classic White, Anthracite Grey, Chartwell Green, or realistic woodgrain foils like Turner Oak. Dual-colour options are available to match both your interior and exterior design perfectly.
Superb Thermal Efficiency with A+ Rated Glazing
Our double and triple glazed units feature softcoat low-E glass, warm edge spacers, and argon gas-filled cavities to achieve superb insulation and help lower your heating bills.
Yale Multi-Point Locking Systems & Custom Handles
Sleep soundly knowing your casement windows are protected by robust multi-point locking systems, stainless steel hinges, and secure handles in chrome, gold, graphite, or black.
4.8
4.7
4.6
Bespoke Glazing Solutions.
Casement windows built for ultimate comfort and thermal performance.
Low Maintenance
Elite Thermal Ratings
Enhanced Security
With over 35 years of industry experience, we provide a bespoke service, exceptional workmanship, and high-performance products.
Expert Guidance
Find clear answers below regarding casement window materials, thermal performance, and our professional installation processes.
Casement windows are attached to their frame by one or more hinges at the side. They are exceptionally weather-tight, open fully for superb ventilation, and offer highly secure locking points, making them ideal for modern and traditional homes alike.
Yes, we supply and install casement windows in uPVC, premium-grade aluminium, and timber-effect materials. This includes top-tier brands like Origin (OW-70 and OW-80), REHAU Total70, Kommerling C70, and the Residence Collection.
Our casement windows are ‘A’ rated as standard. Utilizing multi-chambered profiles, warm edge spacer bars, and double or triple glazed argon gas-filled units, they deliver superb thermal efficiency and satisfy all UK Building Regulations.
Security is built into every design. All our casement windows are fitted with robust multi-point locking systems, stainless steel hinges, and secure handles in chrome, gold, graphite, or black to protect your property.
We operate from our family-run showroom at 2 Westmead Corner, Westmead Road, Carshalton, Surrey, SM5 2NZ. We serve homeowners across South London, Surrey, and areas like Puttenham, Guildford, and Redhill.
Absolutely! All our window and door installations come with a comprehensive 10-year guarantee. We are FENSA-registered, meaning your installation fully complies with current Building Regulations.