Horizontal Sliding Secondary Glazing Overview
The most common secondary glazing style, horizontal sliders feature panels that slide from side to side. This type is perfect for wide windows or areas where vertical space is constrained. The sliding mechanism is smooth and efficient, providing easy access to the existing window and excellent insulation without the need for additional space for opening.

Custom Colours, Seamless Style
Blend your secondary glazing effortlessly to match your existing interior and exterior design. With thousands of RAL colour options available, we’ll help you create a finish that fits seamlessly with your space.
From heritage properties to modern residences and commercial spaces, our colour-matched frames are designed to complement any setting beautifully.