hup! Home Extensions by Merstham Glass

hup! is the revolutionary, highly energy efficient new way to extend your home and create beautiful, bright living spaces, with minimal disruption. hup! can be used to build any style of extension or transform an old conservatory 5x faster than traditional building methods

hup! is a registered trademark of Ultraframe (UK) Ltd

Ultimate design flexibility

Choose from pitched roofs or flat roofs, all with rooflights that flood your new space with natural light. Whether you want to frame your view with large picture windows or create an indoor/outdoor space with large sliding doors, hup! gives you total design freedom.

Five times faster to build

What would take months to build with traditional methods will take weeks with hup! and what would take weeks now takes days. Built in any weather by one team, your hup! extension is delivered as a flat packed kit so there is no cutting or waste on site, helping you escape the mess and disruption associated with traditional builds.

High quality finish

With hup! a high quality finish is assured every time. hup! is manufactured in a BBA approved factory in Lancashire, and every hup! extension features Ultrapanel technology that is patented and approved by the BBA to a lifespan of at least 60 years.

One supplier, one project

hup! is the hassle-free way to build. One familiar team takes care of the whole project and there is no need for an architect. Your hup! designer will help you visualise your design and provide a price that will not fluctuate, giving you confidence that your beautiful extension will be delivered on time and on budget.

Five times more energy efficient

hup! is five times more energy efficient than the average UK home so will help to keep your heating costs down. Not only is hup! kind to your pocket, it is kind to the planet too with zero waste from manufacturing processes, unlike many traditional building materials.

hup! technology explained

hup! technology is some of the most cutting-edge on the market. Offering five times the energy efficiency of the average UK home, not to mention a build speed that's five times faster than traditional methods, learn more about what makes a hup!.

Brochure Download

HUP Extensions offer a seamless and cost-effective way to expand your living space without the hassle of traditional construction. Designed with innovative lightweight steel frames, these extensions are quick to install, energy-efficient, and customizable to suit your home’s style.

Whether you need an extra bedroom, a larger kitchen, or a home office, HUP Extensions provide a high-quality, modern solution that blends perfectly with your existing property. With minimal disruption and maximum impact, it's the ideal way to enhance your home effortlessly.

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