|Some valuable resources:
Under the recently issued sector guidelines for Reopening (May 20th), note that almost all of them have a category for "Ventilation" - which states that these businesses/offices/facilities are to:
Increase ventilation rates and increase the percentage of outdoor air that circulates into the system where possible.
And for restaurants, which as of right now will be for outdoor only dining, it still says that this would apply to indoor operational areas like the kitchen, etc.
Here are the sector rules:
Also, for CHCC members (especially those that may hold P licenses), DPH has recently issued some Return to Service Guidance for Building Water Systems, including hot water tanks and boilers. Link below: