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.
Air-sourced pumps are the most common. Its refrigeration system is made up of interior and exterior copper tubing and a compressor. In the heating mode, the refrigerant extracts warm air from the outdoor air, and the air is evaporated into a gas. Heat is released from the indoor coils into the home.