Unfinished-Space Starting Point
works from concrete, exposed framing, and mechanicals as they are
Renovations & outdoors
Turn Unfinished Space Into a Room You'd Actually Use
Upload the unfinished space, describe what you want it to become, see it before committing to the build-out.
The starting point
Got Unfinished Square Footage Doing Nothing for You?
Unfinished basements and garages are usually the cheapest square footage in the house to gain, and usually the last to get any attention, because it's hard to picture what "finished" would even look like.
- 01
A basement that's technically usable and functionally just storage
- 02
A garage bay nobody's parked in for years, still not doing anything else either
- 03
Moisture or egress concerns nobody's actually confirmed one way or the other
- 04
Not knowing if the ceiling height even works for the room type you want
- 05
A conversion idea that sounds great until you picture the actual mechanicals in the way
BRILLER
How Briller helps
Room-Type Flexibility
gym, office, guest suite, whatever the space needs to become
Installation Notes Lead With the Unglamorous Stuff
moisture, egress, insulation, before the finish
Budget-Tier Framing
a basic finish-out next to a fuller build
Your workflow
From your photo to your next step.
- 01
Upload the Unfinished Space
concrete, framing, and mechanicals as they are
- 02
Brief the Intended Room Type
gym, office, guest suite, etc.
- 03
Magic Render
the space finished, styled to the intended use
- 04
Refine
compare a basic finish-out against a fuller build
- 05
Download
with installation notes
Illustrative advice for this use case
Briller Insights
An example of the kind of guidance you can explore. Briller’s AI-assisted knowledge base brings together Mike’s experience and the practical know-how of architects, designers and builders. Check the details against your actual space.
Materials & Composition
Painted drywall over furring strips, LVP flooring rated for below-grade use
Lighting & Ambiance
3000K recessed lighting, supplemented given likely lack of natural light
Installation & Engineering Notes
Below-grade LVP needs to be moisture-rated, and this render assumes the space is already dry — a moisture or egress issue changes the scope and budget significantly before finishes matter at all.
Before you commit
This render assumes the space is structurally sound, dry, and free of moisture issues. If any of that isn't confirmed, that's the first conversation to have — before any finish decision.
Directions to explore
Unfinished Basement to Home Gym
concrete and exposed framing to a finished workout space
Garage Bay to Home Office
exposed framing to an insulated, finished workspace
Try these briefs
Copy an example, add your constraints and budget, then paste it into the Briller app.
Show this basement finished as a guest bedroom with a closet
Turn this garage bay into a home office, keep the door functional
Basic finish-out versus a fuller build, same space
FAQ
Questions you might have
A few practical answers before you start.
01Does this account for moisture or egress requirements?
It flags them as considerations in the notes, but doesn't verify them — that needs an in-person assessment.
02Can I compare a basic finish-out against a fuller build?
Yes — brief both and Refine to compare.
03Does ceiling height affect what's possible?
Yes, and the render works from your actual room's proportions to reflect that.
04Is this available on Explorer?
Start with Free for basic exploration. Explorer includes basic Smart Sparks; Pro Design and Studio / Architect include full Briller Insights. Compare the current plans for credits, exports and team features.
BRILLER
Let’s make your next step clearer.
Bring your space, your budget and what matters most. Explore a direction before you commit.
Explore in Briller