Durajoin Windows and Doors

Durajoin is a leading window and door manufacturer serving Hitchin, London, and surrounding areas. We provide bespoke solutions for the fenestration industry, specialising in bifold doors, double doors/French doors, roof lanterns, windows, railings, gates, and Juliet balconies. Our products are available in uPVC, aluminium, timber, and metal, combining durability, low maintenance, and excellent thermal efficiency. Whether you’re upgrading a home, extending a property, or working on a new build, our skilled team offers professional service, product guidance, and tailored designs to ensure every installation fits perfectly and complements your space. We work closely with homeowners, architects, and builders to deliver long-lasting results.