Posted on: 24 Oct, 2016 Amendment: In Part 3a, change "After substantial completion and prior to occupancy, the HVAC system undergoes testing and balancing" to "After substantial completion and prior to occupancy, the HVAC system has (within the last 5 years), or is scheduled to, undergo testing and balancing."
Posted on: 10 Feb, 2016 Amendment: At the end of Part 1b, add "Quality Standards feature in the WELL Building Standard for at least 95% of all hours in the previous year."
Posted on: 10 Feb, 2016 Amendment: Under Part 2, after "For all spaces" insert the following: "46.5 m² [500 ft²] or larger"

Ventilation effectiveness

03. Ventilation effectiveness