Conservatory & Extension Transformations

Hup! from Ultraframe is a ground-breaking new technology which allows you to extend your home and creating stunning new living spaces quickly, and efficiently with minimal disruption to your home life.
The only way is hup!

Hup! is transforming how extensions and conservatories are built – Using energy efficient Ultrapanels instead of the usual brick walls and timber roof, it means that the extension can be built so much faster. These innovative panels make hup! extensions up to five times more energy efficient that the average UK home, despite the amount of glass, your hup! build will be much warmer than the rest of your home.

Not only is hup! ideal for extensions, but it’s also a great choice for conservatories and even conservatory transformations.

hup! Conservatory Transformation

Give your conservatory the ultimate makeover and upgrade with hup! to create a brand-new sleek living space.

hup! Conservatories

With a hup! conservatory, light can flood your space, without compromising on energy efficiency as the wall panels are highly insulated so you space keeps its temperature all year round.

hup! Extensions
Home Extensions

It couldn’t be simpler to extend your home with hup! – It’s so much faster and efficient than traditional house extensions.

hup! is the best choice

hup! is the next generation of home extension and conservatory builds, offering plenty of glazing to flood homes with natural light, yet still retaining its thermal efficiency. They’re also so much faster to build, with little mess and disruption, taking any stress away for you and your family. The hup! building system from Ultraframe is super energy efficient and fast to build, designed to work with any windows, doors and wall finishes you choose.

Features & benefits
hup Energy Efficient

Five times more energy efficient than the average UK home

Energy costs continue to rise, but hup! can help, offering ultimate energy efficiency with it’s high performance glass and extremely low U-Values.

hup Hassle Free

One supplier, one project

For a stress-free way to build, choose hup! – One dedicated team will take care of your project from start to finish, with no need to use an architect. Your hup! designer will help you visualise your dream space and provide you with a fixed quote, guaranteeing you a beautiful extension that will be delivered on time and on budget.

hup Fast Installation

Five times faster to build

A hup! build can be completed in days, unlike traditional build methods which could take weeks. hup! can be built in any weather conditions, which means there are no delays, with your dedicated team there at every stage to ensure the flat packed kit is built to perfection, with little mess and disruption.

hup Limitless Design

Ultimate design flexibility

Flood your space with natural light and choose from either a pitched roof, or flat roof with rooflights. Whether you want to bring the outdoors in with large sliding doors, or enjoy the view with large picture frame windows, hup! gives you ultimate design freedom to really make the space your own.

hup High Quality Finish

Top quality finish, every time

You’re guaranteed the best quality finish every time with hup! 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 a least 60 years.

Conservatory & extension construction revolutionised

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.


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Breathe life into your old conservatory with hup!

Do you have high hopes for your old conservatory? We have the solution… a hup! conversion. Before now, you were limited to what options you had to transform your old conservatory, it was either simply to replace the roof or upgrade the windows and doors. Not anymore, now you can re-build the whole conservatory and transform it into an extension with the new building solution hup! within a week.


Flood your home with beautiful natural light with the help of hup! and be confident in the knowledge that hup!’s high performance glazing will not look great but improve your homes energy efficiency. The high performing glazing will add warmth to your home, as well as help to prevent your home from over heating and protecting your furniture from becoming faded in direct sunlight. Every hup! conservatory is crafted from materials that meet the latest Building Regulations for extensions.

A hup! conservatory will provide your home with first class energy efficiency to rival any modern extension, featuring an insulated internal pelmet, high performance glazing, and super-insulated wall. So, what are you waiting for? Turn your waste of space, into your dream living space with the help of hup! and Planet South Lakes.


It can be difficult to know where to start with a new extension project, understanding who you need to contact at which point of the project, from architects to surveyors, but when you choose a hup! build with Planet South Lakes, all the stress is taken away. You project will be project managed from start to finish, from the initial drawings, through to installation.

Our expert team will bring your designs to life in the hup! software and then it’s just a case of placing your order and watching your new hup! extension transform for your home within weeks. With a hup! build, it couldn’t be any easier, no stress, one expert team, delivered on time, and on budget.

hup! technology explained

We utilise Ultrapanel technology in the walls and roofs with a hup extension, this advanced technology won’t be found anywhere else and is exclusively available to us.

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”.

Key facts and benefits on hup!

“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”.

Quick, easy, stress-free build

Remove the stress you’d typically with construction with a hup! extension. Installed by one expert team, with hardly any cutting or drilling on site.

Enjoy more floor space and more insulation

hup! is strong, with tough SIP walls that are 27% thinner than building regulation compliant traditional brick and block. This means your completed hup! extension will provide you with up to 15% more usable floor space.

Compliant with Building Regulations

hup! has a U value of 0.17W/m2K, which is compliant with current Building Regulations. It’s also pre-approved for use in conservatories, extensions and conservatory transformations by various building inspectors with fixes prices for the hup! projects.

Stronger that traditional builds

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

Built no matter the weather

Unlike most traditional builds, there are no weather constraints with a hup! build, allowing for a more accurate installation schedule. Our team will be onsite to deliver in all seasons.

Predictable build timelines

With no weather constraints, we’re able to provide you with a more accurate installation schedule, so you’re able to easily plan your own home schedule with the peace of mind that there will be minimal to no changes.

Four fabulous roof options

We have four roof options for you to pick from in almost any size, with wall finishes that includes render, brick slips or cladding and any window and door combinations. You have ultimate design flexibility to ensure that your new living space meets your needs.

Watertight in no time

As the extension is pre-manufactured, it means that your expert installers can install the walls and roof at lightening speed, meaning it’s watertight and secure within days for the internal work to begin.

Fast installation of electric cables

We can fit electrical cables and services within the walls, installing them to the internal SIP using a exclusive Ultraframe cable management system.

BBA approved innovation

The Ultrapanel SIP wall and roof technology used to build a hup! extension, has been independently evaluated, assessed, and approved by the British Board of Agrément. This brings you, our customer with ultimate peace of mind regarding the key performance fundamentals including, Thermal, Structural, Condensation Resistance, Durability and Fire.

Assured by NHBC

The NHBC who are the UK’s leading independent provider of warranty and insurance for new-built homes, offer a 10 year warranty and insurance on new homes which are made with Ultrapanel technology which is used within hup! extensions for new living spaces and conservatory transformations.

Personalise your design

Make your new living space bespoke to your family’s needs with a range of internal settings, 5 roof options, and multiple wall finishes.


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Want to speak with an Advisor? Give us a call on 0800 61 222 55

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


You’re assured of a very warm welcome when you call into our Kendal showroom to view our fabulous products, with several experienced sales consultants ready and waiting to give you a helping hand.