hup! from Ultraframe is the revolutionary new way to extend your home and create beautiful, bright living spaces quickly, with minimal disruption to your home and family.
Why hup! from Ultraframe?

A building revolution, hup! uses highly energy efficient Ultrapanels in place of traditional brick walls and timber roofs. These groundbreaking panels make hup! extensions five times more energy efficient than the average UK home so that even with plenty of glass, your hup! will be every bit as warm as the rest of your home. This advanced technology also means that hup! extensions can be built five times faster than a brick extension.

Along with being ideal for extensions, hup! is also a fantastic choice for conservatories and conservatory transformations, as well as garden homes.

hup! - Conservatory Extensions
Conservatory Transformations

Upgrade your existing conservatory unit with hup! and transform it into a brand new modern living space.

hup! - Conservatories

A hup! Conservatory allows light into your home while the highly insulated wall panels will maintain your home’s temperature year-round.

hup! - Extensions
Home Extensions

Enhance your home with a simple, quick-to-complete hup! extension – five times faster to build than traditional house extensions.

hup! a better way to build

This next generation of home extensions should be more thermally efficient than ever yet still have lots of natural light as a result of plenty of glazing. They will also be much faster to build with less mess and disruption for you and your family. The hup! building system from Ultraframe is thermally efficient, simple and quick to build and designed to work with any windows, doors and wall finishes to match your current home.

hup! - Extension
Features & benefits
hup Energy Efficient

Five times more energy efficient than the average UK home

Rising energy costs are a headache for us all, but hup! offers ultimate energy efficiency thanks to high performance glass and extremely low U-Values.

hup Hassle Free

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.

hup Fast

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.

hup Limitless Design

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.

hup High Quality Finish

High quality finish, every time

With hup! a high quality finish is assured every time. Designed by Ultraframe, the UK leader in extension and roofing technology, 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.


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Transform your old conservatory

If you have ambitions for your old conservatory, then hup! is the simple solution. Within a matter of weeks, hup! can transform an old conservatory into a modern, energy efficient extension that feels like it is now part of your home. hup!’s lightweight, energy efficient walls are quick, easy, and cost effective to build onto existing bases.

Upgrade to a high performance glass roof, or choose a super-insulated solid roof with rooflights to transform the thermal performance of your conservatory and still keep the natural light in any adjoining rooms.

With super-insulated walls, your new hup! will be energy efficient enough to turn your old conservatory into a modern open plan extension by removing internal doors and opening the space up to the rooms beyond.

hup! - Conservatory Transformation

Flood your home with healthy natural light, safe in the knowledge that high performance glazing will make it as energy efficient as it is bright. Not only does this specialist glazing enhance the warmth of your home, but its properties also prevent any overheating and furniture fading in the room below. Every hup! conservatory is constructed from materials that meet the latest Building Regulations standards for extensions. The insulated internal pelmet in your conservatory, high performance roof glass and super-insulated walls ensure that your hup! conservatory will be as energy efficient as any modern extension.

hup! - Conservatory Extension

Are you dreaming of a bright sociable open plan room that links your living space with the garden? Maybe you’re building a new home office or playroom filled with healthy and stimulating natural light to create the perfect learning or working environment?

With hup! the only limit is your imagination and every hup! roof comes with high performance glass rooflights to fill your new room with plenty of natural light.

Extending your home with hup! is both simple and fast too. There’s no need to feel overwhelmed at the prospect of managing architects, builders and various trades, and no need to worry about going over budget.

hup! - Extension
hup! technology explained

The level of technology within the hup! walls and roof are unlike anything else on the market. Offering a build speed that is five times faster than traditional methods, along with five times the energy efficiency of the average UK home.

Ultraframe hup!
key facts & benefits...

“hup! is the most modern rapid build building system created to speed up the build process for house extensions, conservatories, garden rooms and conservatory transformations. Its predictable nature removes fears of a build not being completed on time or spiralling over budget whilst the offsite factory manufacturing methods delivers less mess and far less disruption”.


Hassle free – fast build

Installed by a two men /one team of trained conservatory engineers with virtually no cutting or drilling on site.

More floor space, less wall thickness, more insulation

hup! Is tough. The strong SIP wall is 27% thinner than building regulation compliant traditional brick and block. When completed the finished hup! room can have up to 15% more usable floor space than that of a traditionally built room.

hup! Building regulation compliant

With a U value of 0.17W/m2K hup! ensures compliance with current building regulations. hup! is also pre-approved for use in Conservatories, Extensions and Conservatory transformations by a network of building inspectors with fixed prices for the hup! Projects.

Lightweight build on existing foundations

Significantly less risk for homeowners transforming an existing base. The comparative weight change of materials from a Conservatory to a tiled roof hup! can be as much as 24% less loading onto the existing base.

hup! Stronger than brick and block

hup! SIP walls are tougher than normal walls and can withstand 68% more lateral impact than brick and block. Independent strength testing has been certified by the globally recognised SCI (Steel Construction Institute).

Construct in any weather

hup! Is not weather dependent, so progress to build can be done without forecast consideration – giving you a faster completion. This is achieved through pre-factory configuration, rapid wall and roof connections and the choice of materials. Plus, less waste and disturbance.

Predictable construction period

hup! delivers a more accurate install scheduling. The lead time and on-site erection are highly predictable to ensure your schedules timetable.

Four fantastic roof options

There are four Ultraframe roof options to choose from in almost any size, with wall finishes including cladding, render, brick slips or cladding and any window and door combinations. hup!’s design flexibility ensures we can solve all homeowners’ necessities.

Watertight and secure fast

Pre-manufactured hup! enables the extension to be watertight faster and the internal works started earlier.

Electric cables and services installed fast

Electric cables and services can be installed to the internal SIP using Ultraframe’s cable management system.

Unlimited choice of external finishes

A choice of over a dozen pre-pointed brick finishes is available or alternative a cladding finish including brick slips, render, fibre cement claddings or composites in almost any colour.

BBA approved technology

The Ultrapanel SIP wall and roof technology used to build hup! have been independently evaluated, assessed, and approved by the BBA (British Board of Agrément) – bringing peace of mind to authorities, business owners, installers, and homeowners with regards to performance in relation to five key fundamentals: Thermal, Structural, Condensation Resistance, Durability and Fire.

NHBC assured

The NHBC (the UK’s leading independent provider of warranty and insurance for new-built homes) offers a 10-year construction warranty on new homes made with Ultrapanel – the technology is accredited with the “NHBC Accepts” – delivering peace of mind for hup! as a credible system for building both brand new living spaces and transforming conservatories.

Personalise your design

Choose from a range of internal settings, 5 roof choices and complete your new living space with your ideal wall finish.


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Our friendly team will be pleased to help with any questions you may have.


Visit our showroom in Norwich for a browse and a chat. Amber’s team of advisors will be on hand to answer your questions.