Vulnerable populations
Patients and residents may be immunocompromised.
In healthcare settings the people consuming the ice may be less able to tolerate a hygiene problem, raising the standard for service and records.

Patients and residents may be immunocompromised.
Nutrition services, nursing units and resident floors can each have ice access points.
Facility surveys and internal audits require records.
Equipment downtime has to be scheduled deliberately.
Total Shield — Monthly Service
Actual frequency should be adjusted for machine volume, water quality, surrounding environment and condition.