hup! is a revolutionary fast-build system that creates a warm, high-performance living space in a fraction of the time of a traditional extension. You get stunning design, exceptional energy efficiency and minimal disruption – all installed by 5 Star’s trained specialists.

Much faster than you’d expect. Most hup! projects are built, watertight and ready for finishing in just a couple of weeks. It’s one of the quickest ways to add real, usable space to your home.

Yes. hup! walls are up to five times more insulated than brick, creating a cosy, energy-efficient room you can enjoy all year round. No more cold winters or overheated summers – just dependable comfort.

Often, no. Many hup! builds fall under permitted development. If planning or building regulations apply, 5 Star handle everything for you, keeping the process fast and stress-free.

Definitely. hup! is perfect for transforming tired or unusable conservatories into modern extensions with superior insulation and a premium finish – often using your existing base.

Absolutely. hup! is engineered for strength, weather performance and durability. It’s built to last, with precision-manufactured components that outperform traditional construction.

Yes – you can choose roof style, glazing, layout, windows, doors, lighting and interior finishes. The design is fully tailored to your home and lifestyle.

Because expertise matters. 5 Star are certified hup! installers with a proven track record, delivering stunning spaces backed by leading guarantees and exceptional customer care.