Business overview

Welcome to Prime Sash Windows, where craftsmanship meets functionality. We specialize in creating high-quality timber windows that enhance both the aesthetic appeal and energy efficiency of your home. Use our online configurator to design and price timber sash windows, casements and doors in 3D - instantly. Serving London and surrounding areas, we bring over a decade of expertise in bespoke timber window manufacturing and installation. As members of The Joinery Network and FENSA registered installers, we offer free site surveys within 25 miles of London.