Will Your Property Get Sunlight —
Or Lose It?
Accurate 3D sunlight & shadow analysis for planning, design, and solar decisions — delivered in days from €199. Know exactly how sunlight and shadows will affect your property before you build, buy, or invest.
How It Works
A simple process from first file to clear, decision-ready results.
Send Your Plans or Address
Upload drawings, a site plan, or simply your location.
We Build Your 3D Sunlight Model
We recreate your property and surroundings with accurate sun positioning.
We Analyse Sun & Shadow Impact
We simulate different times of day and seasons.
Receive Clear Visual Results
Get images, diagrams, and optional animations you can actually use.
See Exactly What You'll Get
Real examples of sunlight and shadow simulations.
Download a sample solar study report here.
Start Your Sunlight Study
Get a quote within 1 business day.
What You'll Receive
Everything you need to understand and communicate sunlight and shadow impact clearly.
- High-quality visual images
- Annotated sunlight & shadow diagrams
- Optional video animations
- Planning-ready material
- Clear visuals for decision-making and communication
- Support for planning applications and design reviews
Know Your Sunlight Before You Decide
No technical knowledge needed — we'll guide you.
Built by an Architectural Visualisation Specialist
Dees Elena Verweij
Bachelor of Arts in Spatial Design — University of Arts Utrecht
3-Dees is founded by Dees Elena Verweij, specialising in architectural visualisation and spatial analysis.
We combine design expertise with technical precision to deliver clear, reliable sunlight studies for real-world decisions. Used for planning applications and real design decisions.
What You Can Find Out Before It's Too Late
Will Your Property Get Sunlight Year-Round?
See exactly how the sun moves across your property — hour by hour, season by season.
Will Nearby Buildings Block Your Light?
Understand how surrounding buildings impact your sunlight — before it becomes a problem.
Pass Planning Without Surprises
Planning-ready reports that clearly show sunlight and shadow impact on neighbours.
Maximise Your Solar Panel Output
Find the best placement and estimate how much energy your system will generate.
Sunlight Mistakes Are Expensive
A balcony that never gets sun, a garden in permanent shade, rejected planning due to overshadowing, or underperforming solar panels — most people only realise this when it's too late.
Clarity for Less Than €199
One small investment to avoid costly mistakes in design, planning, or solar installation. Fixed price, fast delivery, no hidden costs.