Specifications include, but are not limited to: A. Facility-wide cleaning of air handling unit supply and return air ductwork, exhaust air ductwork, combustion air intake ductwork, registers, grilles, and diffusers. Scope of work includes the cleaning of air-handling units, ductwork, and diffusers; furnish and installation of access doors and panels; removal and replacement of ceiling systems; and coordination with the State for scheduling and access. B. Related Requirements 1. Facility HVAC drawings as provided identifying the scope of cleaning. This specification is provided to cover a range of facilities of varying uses, from healthcare to business to industrial. In each case all specific criteria and operating requirements of the facility shall be maintained, including the health and safety of the occupants at all times. All existing protocols governing the work to be performed on the site shall be followed, and the quality control and cleanliness standards to be maintained during the work, and verified at the end of the work, shall be commensurate with the facilities use.