Quick Price
Contact Us Book Showroom Appointment
Book Home Visit

Revolutionary Conservatory Conversions in Bristol & Clevedon

The better way to build

Get a free quote
Limitless Design of Transparent Pencil

Revolutionary Building Technology

Our hup! conservatory conversions feature millimetre precision engineering and a rapid clip-fit installation so that they can be built five times faster than normal ones. This means that your old Bristol or Clevedon conservatory can be converted quickly and efficiently.

Transparent Clock

Five Times Faster Turnaround

Because they are pre-manufactured off-site, our hup! conservatory conversion requires no new base work. This allows for them to be rapidly assembled and watertight in two days and is less messy as no cement is used.


Five Times More Energy Efficient

Our hup! conservatory conversions are five times more energy efficient than the average UK home. Because of this, your new Bristol or Clevedon conservatory conversion would cost up to £1,000 a year less to heat than your current conservatory.

Added Value

Added Value

Unlike your old conservatory, a conservatory conversion will add to the saleable footprint of your home, increasing its value. As the walls are much slimmer than brick walls, you’ll also gain additional saleable floor space.

tea cup

Light & Slim

Because our hup! conservatory conversions are so lightweight, they can be built onto your existing conservatory base. Not only that, but the walls of our hup! conservatory conversions are so slim that you will gain10% to 15% more floor space.

leaf on a hand

60% More Carbon Efficient

hup! is 60% more carbon efficient than a brick wall with zero waste in production and no site waste to dispose of. Ongoing fuel consumption and carbon emissions are also lower than a brick wall, thanks to its superior thermal performance.

Get a free quote

Functional hup! Conservatory Conversions

Get Your Designs

Our hup! conservatory conversions come with several incredible benefits. Usually, the roof. windows, and doors of your old Bristol or Clevedon conservatory would be replaced to convert it. However, with hup! conservatory conversions, a whole new conservatory can be rebuilt in the same time it takes to replace the roof

Get 3 FREE designs in 2 simple steps.

Find the perfect living space for your home with our user-friendly conservatory contact form. No matter what design you’re looking for, you can find the ideal designs for your home with our services.
Step 1

Select Your Favourite Designs

Select your favourite designs, send us a photo of the back of your home, and we’ll send you three personalised living spaces superimposed onto the pictures you send us.
Step 2

Choose Contact Method

We offer a variety of ways to get in touch with us for our living space designing services. Whether you prefer to message, email or call, you can choose the right method for you below.
Chat On WhatsApp
Request Callback
Submit Enquiry
Step 3

Enter Your Details

As you’ve selected to request a call or email, we’ll need some additional information from you to start the design process.
Final Step

Thank You! We’ll Be In Touch Shortly

Thank you for submitting your request. We look forward to working on your dream living space project with you.

What Happens Next?

Picking your favourite designs is just the start of your dream living space. Now that we’ve received your contact request and favourite designs, we’ll be in touch to assist you with our superimposed images. We look forward to hearing from you!

Why Choose Us?

Since 1982, we’ve developed a knack for high-quality work, with even higher quality customer service, so you’ll never need to worry when you’re with Britannia.

See Our Before & After

Want to see how we can transform your old conservatory? View our before and after photos here!
ISO 9001
Made in Britain
National Warranties
Sabik Marine

Available Online, In-Store or At Home

Experience the freedom of obtaining the products you desire, tailored to your preferences. Our dedicated team is always available to assist you whenever you require assistance. Your satisfaction is our priority.

Explore hup! in more detail

hup! technology explained

Being the latest breakthrough technology in the Bristol and Clevedon conservatory conversions industry, hup! is one of the most revolutionary systems on the market. Choose from our range of durable models and enjoy five times the energy efficiency and installation times than traditional builds. Get in touch, and we can kickstart your hup! conservatory conversion today.


hup! Conservatory Transformations

Transform and upgrade your old conservatory into a brand new stunning hup! extension for your home.


hup! Extensions

Boost the value and open up the space of your home with the help of our simple and fast hup! extension projects.


hup! Conservatories

Flood your home with stunning lighting and thermal insulation with a bespoke hup! conservatory.


hup! Garden Homes

Create a space where you can enjoy the exterior of your home with guests or alone with our stunning hup! garden homes.

Ultimate design flexibility

Interactive hup! Brochure

Happy Customers


© 2024 Britannia Windows (UK) Ltd. All rights reserved

Credit is subject to status and affordability. Terms and conditions apply. Authorised and regulated by the Financial Conduct Authority. Network Britannia Windows Limited FCA Register no. 738269 trading as Britannia Windows Bognor, Britannia Windows Bristol, Britannia Windows Eastleigh is an appointed representative of Ffenestri Limited FCA Register no. 716352 Kimberley Road, Clevedon, Somerset, BS21 6QJ is a credit broker, not the lender. Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK PLC. Authorised and Regulated by the Financial Conduct Authority.