NATURAL VENTILATION CALCULATOR
Calculate required ventilation openings per SANS 10400-O for naturally ventilated buildings with shading integration.
CONTINUE YOUR ANALYSIS
These tools complement your Ventilation Calc results — build a complete project specification.
SANS Checker
Check fenestration ratios and SHGC compliance against SANS 10400-XA for your climate zone.
USE TOOLDaylight Factor
Estimate daylight factors based on room geometry, glazing, and shading configuration.
USE TOOLEnergy Model
Compare energy performance of different shading strategies against SANS 10400-XA baselines.
USE TOOLDEEPEN YOUR EXPERTISE
Take your specifications to the next level with professional resources.
Disclaimer: Ventilation calculations are estimates. Actual requirements depend on building geometry, surrounding structures, and local wind patterns. Refer to SANS 10400-O for compliance.