A better way to build your modern home extension

The environmental case traditional brick cannot make

Most homeowners comparing contemporary house extensions focus on style first. hup! asks a different question: what happens to the build process, the energy bills and the waste once the scaffolding comes down?

Five times faster to build

Five times faster to build

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Design flexibility

Ultimate design flexibility

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Energy efficient

Five times more energy efficient

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High quality

High quality finish every time

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Hassle free

One supplier, one project

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Low carbon

60% more carbon efficient

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Five times faster to build

Less mess, less disruption

hup! is produced in a tightly controlled, BBA-approved factory, with its patented Ultrapanel technology also BBA certified and awarded a maximum lifespan of at least 60 years. Using advanced manufacturing software, every component is precision-made to fit together seamlessly and efficiently, ensuring a consistently high-quality build you can rely on.

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Create any style or size icon

Ultimate design flexibility

Create any style or size

There are no limits to your dream extension as hup! can be used to create any style or size. Decide where you want , pick from  with glazing where you choose, and select any external to perfectly complement your home

There are no restrictions on your ideal extension with hup!, as it can be tailored to suit any design or scale. You can choose exactly where your windows and doors go, explore our roof styles with glazing placed to your preference, and finish the exterior with wall finishes that seamlessly match your home.
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Wide home extension with grey furniture and oak table
And the running costs keep paying off icon

Energy efficient

And the running costs keep paying off

There is a number worth remembering: 0.17. That is the wall U-value behind every hup! extension, and it is why energy bills stay lower long after the build itself is finished.

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A perfect build every time icon

High quality finish

A perfect build every time

hup! is manufactured under tightly controlled conditions in a BBA approved factory and the patented Ultrapanel technology used in hup! is BBA approved and is awarded their maximum lifespan of at least 60 years. Advanced manufacturing software means that every hup! component will fit together quickly and easily, every time, and so you are assured of a perfect build.

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Black and white kitchen with island and breakfast stools
One supplier, one project icon

Hassle free

One supplier, one project

We manage the entire project for you, and with our advanced design software, there’s no need to hire costly architects or structural engineers. hup! is pre-approved for Building Regulations to reduce delays, and we’ll provide clear visualisations, timelines and pricing so you can feel confident your project will be completed on time and within budget.

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Lightweight

Lightweight advanced building technology

hup! walls are incredibly lightweight, making it possible to reuse your existing base when converting an old conservatory, something rarely achievable with traditional brick construction. This simplifies your project and helps reduce both time and cost from the outset.

Our hup! builders can easily handle and position each panel, accelerating installation while keeping disruption to a minimum. With less time spent on-site and minimal impact on your garden, you can enjoy a cleaner, quicker transformation.

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Less waste, lower impact, from day one icon

60% more carbon efficient

Less waste, lower impact, from day one

Manufacturing hup! walls produces zero waste in production and on site, and the process is 60% more carbon efficient than building with brick. For many homeowners, that case alone settles the comparison.

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3D render model of Ultraroof

hup! technology

The Ultrapanel technology at the heart of hup! is ground-breaking.

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3D render model of hup! walls

hup! walls

hup! walls are energy efficient, fast to build and can be placed anywhere in your design.

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3D render model of hup! roofing systems

hup! roofs

Choose from four hup! roof systems for complete design flexibility.

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3D render model of hup! extension

Windows & doors

hup! is compatible with a choice windows and doors.

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3D render model of hup! external wall finishes

Wall Finishes

hup! is compatible with any external wall finish of your choice.

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Accreditations & Approvals

Manufactured in the UK, the hup! factory is accredited with ISO 14001 for its strong commitment to minimising environmental impact, while the system itself has undergone rigorous independent testing for structural strength, thermal efficiency, fire safety and overall quality, giving you complete confidence in every build, with full access to certifications available to download.
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hup! Accreditations listed out - BBA, NHBC, Applus, Sci

Building Regulations

hup! is pre-approved for Building Regulations, this makes compliance extremely fast and simple. Stroma, MFA and Assent are independent Building Control inspectors and they have pre-approved the hup! system to make Building Regulation compliance simple.

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hup! Accreditations listed out - Assent, MFA, Stroma
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We are proud to be part of the hup! Partner Network.

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