23.71.00 Thermal Storage
23.71.19.19 Encapsulated-Ice Thermal Storage
23.71.13 Thermal Heat Storage 23.71.13.13 Room Storage Heaters for Thermal Storage 23.71.13.16 Heat-Pump Boosters for Thermal Storage 23.71.13.19 Central Furnace Heat-Storage Units 23.71.13.23 Pressurized-Water Thermal Storage Tanks 23.71.16 Chilled-Water Thermal Storage 23.71.19 Ice Storage 23.71.19.13 Internal Ice-on-Coil Thermal Storage 23.71.19.16 External Ice-on-Coil Thermal Storage 23.71.19.19 Encapsulated-Ice Thermal Storage 23.71.19.23 Ice-Harvesting Thermal Storage 23.71.19.26 Ice-Slurry Thermal Storage