For EPI Calculation can we use the Design Builder tool.
During EPI calculation, what are the acceptable unmet hours and/or which standard needs to be followed?
Yes, the project team can use Design Builder for simulation.
For conditioned building: Thermal comfort must be met for 100% of the total occupied hours and,
For naturally ventilated buildings: Thermal comfort must be met for 90% of the total occupied hours except Moderate climate zone. For Moderate climate zone thermal comfort must be met for 60% of occupied hours.