House
extensions
Your Planning and Design Partners
Looking to add space, style, and value to your home?
Are you considering a house extension in Sunbury-on-Thames? Whether you’re dreaming of a spacious kitchen-diner, a garden-facing family room, or extra bedrooms for a growing household, extending your home is one of the most effective ways to create more space while adding long-term value.
At Fluent Architectural Design Services, we manage both design and planning from the very beginning. Our in-house team looks after everything — from laser-accurate surveys and bespoke layouts to planning applications, building regulations, and structural calculations. With everything managed under one roof, your project is smooth, efficient, and stress-free.
Why Extend Your Home in Sunbury-on-Thames?
Sunbury is a riverside town with a welcoming community, good schools, and direct transport links into London. With local property values averaging between £500,000–£800,000, many homeowners are choosing to extend rather than move, making the most of their current property while staying in the area they love.
Popular house extensions in Sunbury include:
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Rear kitchen-diner extensions for open-plan family living.
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Double-storey extensions to add extra bedrooms and bathrooms.
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Side return extensions to maximise space in terraced and semi-detached homes.
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Garden-facing extensions with bifold or sliding doors, bringing in more light and creating a seamless indoor-outdoor feel.
Because parts of Sunbury include riverside and conservation areas, careful planning is sometimes required. Our in-house planning consultants guide you from the outset, ensuring your project meets all requirements.
All-Inclusive Service
Everything covered, start to finish
Want a stress-free journey from first ideas to construction? Our All-Inclusive Service is the complete package. We take care of every essential stage—measured surveys, architectural design, planning applications, building regulations, structural calculations, and even pre-construction support.
You’ll be guided step-by-step by our experienced team, right through to choosing the right builder.
All-Inclusive clients benefit from:
✅ 10% discount on their package
✅ Free Build Budgeting support
✅ Free Pre-Construction Service
If you want a seamless experience with everything managed under one roof—this is for you
Modular Service
Pick what you need
Already have some elements in place? Or prefer a more hands-on approach? Our Modular Service allows you to pick and choose exactly which services you need—whether that’s just planning drawings, structural calculations, or something in between.
You stay in control, while still benefiting from our team’s expert guidance at every step.
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Our Complete Service
With Fluent, everything is handled in-house:
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Laser-accurate measured surveys using advanced scanning technology.
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Tailored design solutions that suit your home, lifestyle, and budget.
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Planning advice and applications managed by our experienced planning consultants.
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Building regulations drawings and structural calculations prepared under one roof.
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First draft designs delivered within two weeks of your survey.
By combining design and planning expertise, we make your Sunbury extension project smoother and stress-free.
Sunbury-on-Thames House Extension FAQs
Do I need planning permission for a house extension in Sunbury?
Some extensions fall under permitted development, but homes in conservation areas or near the riverside often need planning approval. We’ll confirm this for you right from the start.
How quickly will I see my designs?
We deliver your first draft plans within two weeks of your survey.
Why choose Fluent?
Because we bring design and planning together under one roof, you’ll enjoy a faster, more coordinated, and stress-free process.
Ready to Transform Your Sunbury Home?
If you’re considering a house extension in Sunbury-on-Thames, book your free, no-obligation consultation today. Let Fluent Architectural Design Services design a functional, stylish extension tailored to your home and lifestyle.