Harpenden Windows is the leading installer of bi-fold doors, uPVC windows, and doors in Harpenden, Watford, and throughout Hertfordshire. With over 30 years of experience, we offer our customers a comprehensive range of high-quality uPVC products, including windows, doors, bi-fold doors, and roofline solutions. Our extensive product range is designed to enhance the energy efficiency, security, and aesthetic appeal of your home.

From flush casement windows to Reynaers patio doors and lantern roofs, our products are available in a wide range of styles, colors, and finishes to suit every home. Whether you prefer a modern or traditional look, our skilled team can help you find the perfect design to complement your property. At Harpenden Windows, we pride ourselves on our local reputation for providing outstanding customer service, quality craftsmanship, and excellent value for money.

As a family-run business and FENSA Registered installation company, we prioritize your satisfaction above all else. Contact us today to arrange a free quote and discover how our stylish and secure uPVC products can transform your home