This includes providing and maintaining acceptable indoor air quality throughout campus ... visual inspection of the room’s heating ventilation and air conditioning system (often referred to as the ...

In a “split system,” the most common design, refrigerant circulates between an indoor coil and ... both heating and cooling. In cooling mode, they work exactly like air conditioners.

It returns the cooled air to the indoor ... conditioner or cooling system uses a specialized chemical called refrigerant and has three main mechanical components: a compressor, a condenser coil ...