WHEN YOU ARE REQUIRED TO USE THE UNIFORM HAZARDOUS WASTE. MANIFEST FOR HAZARDOUS WASTE, LIQUID INDUSTRIAL WASTE, AND. POLYCHLORINATED BIPHENYL SHIPMENTS. Federal and state regulations require generators, transporters of hazardous waste, and owners or.
With ground coupled systems water is taken from the ground or surface water (pond, lake, etc.), circulated to the individual heat pumps and the returned to the ground. With refrigerant loop systems a refrigerant such as R-22 is substituted for the water.
A heat pump can switch from air condition mode to heat mode by reversing the refrigeration cycle, making the outside coil function as the evaporator and the indoor coil as the condenser. The refrigerant flows through a closed system of refrigeration lines between the outdoor and the indoor unit.