Sash windows have been a hallmark of classic architecture since the 16th century—and their appeal remains as strong today as ever. At Harvest Energy, we offer a modern take on this timeless style, expertly crafted using durable, low-maintenance uPVC for long-lasting performance and outstanding energy efficiency.

Our uPVC sash windows combine the charm of traditional design with the benefits of modern technology. Available with double or triple glazing, they deliver excellent insulation, noise reduction, and enhanced security. Each window is customisable in terms of size, colour, and finish, allowing you to tailor the look to perfectly match your property—whether you're updating a period home or adding character to a new build.

With their distinctive vertical sliding operation and classic proportions, sash windows instantly elevate the appearance of any home. And thanks to their modern construction, they’re as practical as they are attractive—providing smooth operation, low maintenance, and exceptional durability for years to come.

Choose sash windows from Harvest Energy for a perfect blend of heritage style and cutting-edge performance.