https://heattrans.co.nz/
Heat Transfer System & Heat Transfer Retention Plus System
Heat Trans Systems make use of excess heat by transferring it from one room and distributing it to other rooms in your home.
heat transfer systemretentionplus
https://pubchem.ncbi.nlm.nih.gov/patent/US-2014260379-A1
Expansion valve control for heat transfer system - Patent US-2014260379-A1 - PubChem
US-2014260379-A1 chemical patent summary.
heat transfer systemexpansion valve
https://ep.liu.se/en/conference-article.aspx?series=ecp&issue=57&volume=5&Article_No=16
Experimental Ground Source Heat Pump System to Investigate Heat Transfer In Soil
ground source heat pumptransfer inexperimental