Double-Glazed Window Suppliers in Cornwall

At Prolux, we’re proud to be trusted window suppliers in Cornwall, offering a premium range of double glazed windows to homeowners across the region. Whether you’re seeking uPVC, timber, or Smart aluminium windows, our selection combines stylish design with robust performance and energy efficiency.

From modern homes to period properties, our window double glazed collections offer the flexibility to suit any aesthetic. You’ll also benefit from expert advice, precise installations, and friendly service from a local team that puts quality first.

Double-Glazed Windows Built for Style and Performance

Our double-glazed windows are designed to keep your home warm, quiet, and secure, all while reducing energy bills. Choose from uPVC windows, timber windows, or aluminium windows, each available in a wide variety of styles, colours, and finishes to complement your property’s character.

All our glazing is Made in Britain, and we offer energy-rated windows ranging from B to A++ across our double and triple glazing options. Our top-performing A++ rated triple glazed windows are designed with advanced energy-saving technology to significantly minimise heat loss, helping you reduce your carbon footprint without compromising on comfort or appearance.

Whether you’re upgrading a single room or replacing all your windows, you’ll find a Prolux product that’s crafted to last.

SAVE 10% on Full-House Window and Door Replacements

With 10% savings when you choose Prolux for full-house window and door replacements, now’s the perfect time to upgrade. T&Cs apply. Speak to our team for more details.

Get in Touch to Discuss Your New Windows

Looking for window suppliers you can rely on to provide a range of high-performance styles and expert advice on the right fit for your home? We’ve got you covered. Get in touch with our friendly team or visit our showroom in Cornwall for a closer look at Profile 22 windows, Bereco timber windows, and much more.