Optimization, up to 3 points. Improves breathing-zone air by raising outdoor air supply (increased supply rates, demand-controlled ventilation, enhanced natural ventilation or CO2-based ventilation monitoring) and by improving ventilation effectiveness through displacement or personalised ventilation. Parts: Increase Outdoor Air Supply; Improve Ventilation Effectiveness.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.