Guide · 6 min read
Before you commit to a full extension, it is worth pausing on one question: are you looking for more floor space, or for a better way to live in the home you already have? They are different questions, and they often lead to very different, and very differently priced, answers. Many homeowners who think they need an extension are really looking for somewhere to entertain, to enjoy the garden for more of the year, or to feel more connected to the outdoors. And many of the outdoor living structures that deliver exactly that, garden rooms, pergolas, glass rooms and verandas, fall within permitted development, so they are often simpler, faster and less disruptive than building on.
Extensions add floor space. Outdoor living adds experiences
Extensions are excellent, and there are plenty of situations where they are the right investment: genuinely needing more bedrooms, reconfiguring the structure of the house, or adding substantial internal accommodation. But a lot of journeys start with the wrong question. Instead of “do I need another room?”, the more useful question is “how do I actually want to live?”. Once you stop counting square metres and start thinking about how you use your home, an entirely different set of options opens up.
An extension gives you another room. Exceptional outdoor living changes how you use your whole home: opening sliding doors on a crisp autumn evening into a covered, lit and heated outdoor lounge; entertaining a dozen people without everyone crowding the kitchen; children moving freely between house and garden; sitting under a bioclimatic roof listening to the rain while staying perfectly dry. Those are not just extra square metres. They are the moments that make a home enjoyable.
The garden you have already paid for
One of the largest spaces attached to almost every home is also one of the least used. Homeowners often invest heavily in extending the house while leaving a huge part of their lifestyle potential sitting just beyond the patio doors. Yet outdoor living has changed enormously over the last decade. It is no longer about putting a table on a patio; it is about creating spaces that feel as comfortable, functional and considered as the rooms inside. Across Europe and increasingly in the UK, homes are being designed to flow between inside and outside: large glazing systems that dissolve the boundary, consistent flooring, covered areas that become genuine extensions of the kitchen or living room, and lighting and heating that stretch the seasons. The result is not another room. It is a different way of living.
We start with how you want to live, not which product to sell
A common misconception about our industry is that every conversation starts with a product. Ours doesn’t. The first question is rarely “would you like a pergola?”, it is “how do you want to live?”. Do you love entertaining? Do you cook outdoors? Is privacy important? Will you use the space in winter? How does the sun move across the garden, and where does the wind come from? How does the garden connect to the house, and where does your family naturally gather? Those answers tell us far more than measurements, because successful outdoor living is about solving a problem, not buying a product. Some homes suit an elegant glass room for year-round use; others a bioclimatic pergola with rotating louvres for shade, ventilation and shelter; others slimline glazing for uninterrupted views. There is no universal answer, which is exactly why every project starts with understanding the home.
Do you need planning permission?
One practical reason so many homeowners choose outdoor living over an extension is planning. A full extension usually needs planning permission and always needs building regulations approval, whereas many garden rooms, pergolas, glass rooms and verandas fall within permitted development, in much the same way a conservatory does. It is not a guarantee, and there are clear triggers around size, height, boundaries and protected areas, but it frequently makes outdoor living the simpler and faster route. Our Planning Permission and Building Regulations guide explains exactly when permission is likely and what to check before you commit.
Great outdoor living starts long before installation
Most of the work that decides whether a project succeeds happens before manufacturing begins, and most people never see it. Before a single aluminium profile is cut, we complete a detailed technical survey with precision laser equipment: finished floor levels, drainage falls, existing structures measured to the millimetre, and any clashes with roofs, gutters or glazing identified early. Detailed CAD drawings then coordinate every part of the design, and where it helps, a realistic 3D visualisation shows exactly how the finished space will sit within your property. This is not about pretty pictures; it is about reducing risk, so architects, builders, landscapers and homeowners can make informed decisions before anything reaches site, avoiding the delays, redesigns and costly compromises that come from guesswork.
Proof in practice
We have seen this approach transform homes across the UK. A good example is our Cubo glass room installation in Hindringham, North Norfolk. The owners weren’t looking for another room; they wanted to enjoy their garden across much more of the year without changing the character of their property. Rather than a traditional extension, we designed a bespoke glass room that created a seamless transition between house and garden while preserving natural light and views, an entirely new lifestyle space for entertaining, relaxing and everyday living. It is a clear example of what happens when the focus shifts from adding floor space to creating experiences.
The difference between buying products and designing spaces
Anyone can sell a pergola or supply glazing. The real value comes from understanding how those products integrate with the architecture, the landscaping, the lighting, the drainage, the existing building and, above all, the people who will use them. That is why a good outdoor living project is about far more than aluminium and glass. It is about creating a place where people genuinely want to spend their time, which can be far more valuable than simply building another room.
Not sure whether you need an extension or an outdoor room?
If you are weighing up an extension against outdoor living, our free recommendation tool asks a few quick questions about how you want to use the space and points you to the option most likely to suit, honestly, including when the simpler, cheaper route is enough. Prefer to talk it through? Arrange a no-obligation design consultation and we will give you a straight answer, planning considerations included.
Frequently asked questions
Is a garden room a cheaper alternative to an extension?
Often, and usually simpler. Because many outdoor living structures fall within permitted development and avoid the groundwork, disruption and building-regulations process of a full extension, they can deliver the lifestyle you’re after for less, and faster. Whether it’s the right call depends on whether you genuinely need enclosed, heated internal floor space, or a better connection to the garden.
Not sure which is right for you?
Answer a few quick questions and our free tool points you to the most suitable solution, or get a no-obligation quote from the team.
