Before and after comparison of UK home conservatory conversion

Transform your old conservatory into a room you can use all year

Extension-like conservatory upgrades that transform cold, unusable glazed rooms into warm, energy efficient living spaces for Chester homeowners

An underperforming conservatory does not have to stay that way. Fortress hup! offers Chester homeowners a better alternative: a conservatory conversion that delivers extension-like performance, year-round comfort, and energy efficiency that a standard glazed conservatory can never match.

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Replace your old conservatory with a new, energy efficient extension. Our quick and seamless conversions create comfortable living spaces you can use all year round – without the need for new foundations!

Before
After
Modernised home extension conversion with glass bi-folding doors Outdated UK conservatory with glass roof

Why replace your conservatory when you can transform it?

Conservatory replacement is a significant investment, but the return in quality of life is immediate. Using the revolutionary hup! building system, Fortress hup! can transform an outdated conservatory into a fully insulated, energy efficient room far faster than a traditional rebuild. Patented hup! walls deliver a U-value of 0.17 and the system is typically watertight in less than a week, meaning your Chester home is back to normal quickly.

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Very large home hup! extension with lantern style glass roof

A year-round room that adds real value to your Chester home

A conservatory conversion completed by Fortress hup! adds genuine value to your home, both financially and in daily use. Designed to complement your existing property in Chester, Saltney, or across Cheshire, your converted space will be brighter, warmer, and quieter than your original conservatory. One supplier, one project: no architect required.

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UK home conservatory with glass walls and doors and angled glass roof


Planning and permitted development for conversions

Most conservatory roof conversions fall under permitted development, so planning permission is often not required, but this depends on your property, location and the scope of work. hup! will advise early on, using local expertise across Chester, Cheshire and North Wales to keep your project compliant.

For listed homes or properties in conservation areas like Chester, Tattenhall and Tarporley, extra permissions may be needed, and hup! will guide you through the correct approval process to ensure everything meets regulations.

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Large open plan family living space with modern wooden table and chairs

Why choose hup!

5x Faster Installation

5x Faster Installation

Your new room can be ready in days, not weeks.

Ultimate design flexibility

Ultimate design flexibility

Place windows and doors anywhere in your design and get your dream hup! extension manufactured to your exact requirements.

Superior Energy Efficiency

Superior Energy Efficiency

Say goodbye to extreme seasonal temperatures.

No Compromise on Quality

No Compromise on Quality

BBA-certified and compliant with Building Regulations.

Built to Last

Built to Last

High-performance Ultrapanel walls with excellent insulation and structural strength.

60% more carbon efficient

60% more carbon efficient

hup! is the sustainable way to extend your home. 60% more carbon efficient than a brick wall and zero waste in production and on site.

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"hup! is an absolute game changer"

Laura Jane Clark

Leading architect & star of BBC's Your Home Made Perfect, hup! brand ambassador

People often ask how they can add an extension or rebuild their unusable conservatory in the most efficient way possible - hupl! is definitely the answer. Basework is usually the biggest minefield and the biggest headache for homeowners, so having something where you can use the existing base, and don’t need to start digging down and just build, getting watertight in two or three days, it's an absolute game changer.

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Laura Jane Clark
Young woman spending time with her dog on sofa
Parents sat in kitchen, having a conversation

Any questions?

We are proud members of the hup! partner network.Choose us as your trusted hup! experts

Is hup! compliant with Building Regulations?

Yes, of course! All hup! components are fully compliant with the latest Building Regulations.

I’m worried about costs spiralling and exceeding our budget.

At the start of any hup! build, you will be given a written quote which will not fluctuate.

I’ve heard horror stories about home extensions, what makes hup! different?

Many of the horror stories associated with building extensions are due to managing multiple trades, weather delays and price increases – with hup! every one of these worries is eliminated. One team manages your build, most builds are completed in around 4-5 days and you will be given a price at the beginning of your build that is guaranteed.

Is hup! too good to be true?

hup! offers so many benefits that some homeowners have questioned if what they read about it can really be true – and have subsequently been reassured that hup! IS every bit as good as it sounds by homeowners who have already had their hup! built!

One of these homeowners is Sarah and you can read her hup! story here.

Still need help?

Visit our advice hub to find answers to questions, useful tips, and more

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