Extend your home with hup! The groundbreaking way to build, extend and improve your home. Extending your home or converting and old conservatory is easy and fast with hup! You don’t have to worry about managing architects, builders, and different trades, or about going over your home improvement budget. With hup! you’ll have a dedicated team to handle everything and ensure your home extension is completed on time and within budget. The hup! home extension system is pre-manufactured offsite, minimizing mess in your home and garden and reducing the number of different tradesmen required on site. Disruption is also significantly reduced as there are never any weather delays, and your extension will be built five times faster than with a traditional building projects. No mess, disruption or costs spiralling out of control. How much does the hup! extension cost? Amazingly, hup! competes with the costs of traditional building prices. In fact, hup! offers 15% more room space and significantly better insulation compared to traditional cavity wall construction to deliver superior pound-for-pound value. If you’re planning a home extension and would like to learn more about the hup! building system, visit your local Window Store branch for a free, no-obligation quote, or why not view our online design tool to design your dream hup!