| Label | Dataset | Type | Subdivision | Identifier | |
|---|---|---|---|---|---|
| 1. | Ground source heat pump systems |
LC Subject Headings (LCSH) |
Topic SimpleType Authority |
sh96004543 | |
| Earth heat pump systems ; Geothermal heat pumps ; Geothermal heating and cooling systems ; Geothermal water heat pump systems | |||||
| 2. | Heat pump industry |
LC Subject Headings (LCSH) |
Topic SimpleType Authority |
sh85059800 | |
| 3. | Air source heat pump systems |
LC Subject Headings (LCSH) |
Topic SimpleType Authority |
sh2014001015 | |
| ASHP systems | |||||
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