Picture the addition before the conversation.
Describe where you want an extension and how you want it to look. Create a visual starting point for a conversation with your builder or architect.
How it works
Upload a photo
Your existing space, as it looks today.
Pick a style
From cottage to modern minimalist.
Get your redesign
A photorealistic concept in seconds.
Worth knowing
Extension concepts are an experimental visual aid. The image does not establish structural feasibility, dimensions, boundaries or planning approval. A professional must assess the actual property.
✓ Popular for: rear extension ideas
✓ Popular for: side extension concepts
✓ Popular for: matching exterior materials
✓ Popular for: client discussions
Want to explore your concept further? Place a real product into your photo with Product Visualiser.
Frequently asked questions
Everything you need to know about house extension concepts.
What should I include in my photo and request?
Show the existing house and the area where you want the addition. Describe its position, approximate height and finish, and what must remain unchanged.
Is this a building plan?
No. It is an AI visual concept, with inferred proportions and details. Use it to discuss direction; commission the appropriate survey and drawings before building.
How do I open extension mode?
Use the button on this page, or choose Exterior and then Extension concept inside Design Studio. Each generated concept uses 1 credit.
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