HUUM HIVE Heat LS 12ST PkgHIVE Heat Series 12kW LS Sauna Heater Package The HUUM HIVE Heat LS 12 Package features all the necessities you need to begin your sauna journey. This package comes complete with the HUUM HIVE Heat LS 12kW wood burning sauna heater and the corresponding sauna stones. The package has everything you need to transform your sauna space into your dream environment, and has been combined for use in sauna rooms from 212 to 459 cubic feet (CF). Description