Nova secondary glazing
Modern Light, Engineered Performance








Nova secondary glazing
Nova Group’s secondary glazing range offers trade professionals a versatile, high-performance solution for improving thermal efficiency, noise reduction, and security, without altering the external appearance of a property. Designed with installers in mind, the system includes horizontal and vertical sliders, hinged units, fixed panels, and lift-out options, providing flexibility for a wide variety of residential, commercial, and heritage applications.
Easy to fit and ideal for retrofitting in sensitive or listed buildings, Nova’s secondary glazing is precision-built for durability, discreet aesthetics, and long-term performance. Whether you’re upgrading insulation, meeting conservation requirements, or delivering a cost-effective alternative to full window replacement, our secondary glazing systems offer a trade-ready solution you can trust.
Nova secondary glazing products we offer
Vertical and horizontal glazing
Nova’s horizontal and vertical sliding secondary glazing systems offer a practical, installer-friendly solution for improving thermal insulation, noise reduction, and security, especially in heritage and retrofit projects where replacing primary windows isn’t an option. Designed for smooth, reliable operation, these aluminium-framed units are ideal for sash-style windows and large glazed openings.
The vertical slider is perfect for traditional box sash replacements, while the horizontal slider suits wider openings and modern layouts. Easy to install and built to last, Nova’s sliding secondary glazing delivers discreet performance enhancement without compromising the original character of the property, making it a go-to choice for trade professionals working in conservation areas or on listed buildings.


Hinged, fixed & lift-out glazing
Nova’s hinged, fixed, and lift-out secondary glazing units provide versatile, discreet solutions for enhancing window performance in sensitive or hard-to-reach locations. Ideal for heritage, residential, and commercial applications, these systems are designed to improve thermal insulation, acoustic control, and security without altering the external appearance of the building.
Hinged units allow easy access to the primary window for ventilation and cleaning, while fixed panels are perfect for sealed, maintenance-free applications. Lift-out units offer a simple, removable option for windows that require occasional access. Lightweight, durable, and easy to install, these secondary glazing systems are a smart, installer-friendly choice for projects where retaining original windows is essential.
Why you’ll want to buy Nova secondary glazing
Talk to our experts
Need the right products to keep your project moving? Our trade specialists are on hand to offer practical advice, technical support, and tailored product solutions to suit your build. With decades of industry experience behind us, we understand what it takes to deliver on time, on spec, and on budget.
Contact our team today and get the expert support your project deserves.
Become a trade partner
Join a growing network of trade professionals who trust us for quality, reliability, and expert support. As a trade partner, you’ll benefit from competitive pricing, priority service, and access to our full range of premium windows and doors – all backed by decades of industry expertise.
Sign up today and take your projects to the next level with a supplier you can rely on.
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