Natural Ventilation Visualizer
File
Environment
Modelling
Run
View
Place wall
▴
Mouse
Model
Open .epJSON
New massing
Starting massing
Blank, from a plan
Export
Export .epJSON
Weather file
none
.epw
Date
Time
▶ Play day
08:00–18:00
From
:00
to
:00
Play from beginning
Weather step
Auto
Speed
1 h in 1 min
Air step
1 s
2 s
Loop
Window keyframes
Outdoor
°C
Indoor
°C
Wind
m/s
From
°
Settings
Zones
Materials & assemblies
Modelling
Draw wall
Corner
Extend
Add zone
Split zone
Split wall
Push/pull
Merge zones
Merge walls
Remove seam
Keep seams
Windows and doors
Windows
All open
All closed
As in results
Doors
Open
Closed
Sashes
Casement
Awning
Hopper
Reset windows
◆ Keyframe
Place wall
Assembly
Base
Top
Location line
Centreline
Exterior finish
Interior finish
Chain
Finish
Room air
Flow
Simulated
Ideal flow
Resolution
0.5 m
0.75 m
1 m
Restart air
EnergyPlus
Run EnergyPlus
Week to date
Whole year
Results
File
none
Import .eso
Export .eso
Clipping plane
Clipping plane
Airflow
Building in 3D
Colour by
Surface type
White
Zone
Pressure difference
CO₂
Occupancy
Layers
Airflow particles
Colour
Temperature
Speed
CO₂
Density
×1
Speed
×5
Shading
Levels
Selection preview
Labels
Sun
Labels
Shadows
Sky dome
Labels
Opacity
50%
Sun paths
Hour lines
Rings and meridians
Compass
Weather hours
Wind rose
Labels
Walls
Show thickness
Location line
Interior finish
Centreline
Exterior finish
Thin (as modelled)
Windows at
Exterior face
Centre
Interior face
Perspective
Parallel
Model details
Model checks
Zones
Surfaces by type
Constructions