The Trackglaze Horizontal – Sliding Glazing is a complete secondary glazing kit designed to create smooth, horizontally sliding window panels for improved thermal insulation, draught reduction, condensation control, and noise reduction. Ideal for homes, offices, listed buildings, and commercial properties, it offers an effective way to enhance existing windows without the need for costly replacements. Each kit includes precision sliding tracks, self-adhesive handles, and a bristle insulating seal, providing everything required to create a practical, easy-to-operate horizontal sliding secondary glazing system. The smooth-running tracks allow glazing panels to slide effortlessly for convenient access to the primary window while maintaining an effective insulating barrier when closed. Manufactured from high-quality, durable materials, the Trackglaze Horizontal – Sliding Glazing is suitable for both DIY enthusiasts and professional installers. It is ideal for upgrading sash and side-opening windows, helping to improve energy efficiency, reduce external noise, minimise draughts, and control condensation while maintaining a clean, professional appearance. Offering a low-maintenance, long-lasting solution, it is an excellent choice for residential, commercial, and heritage glazing applications.