Heat Pumps
Devices that move heat from one area to another.
Heating Elements
Heatsinks
Metal heatsinks.
Heliax
Heliax cables.
Home Furnaces and Baseboard Heaters
Gas or electric home furnaces. Baseboard heaters.
Hoods
Hvac hoods. For automotive hoods, see "Vehicle Hoods".
Hoppers
Metal chutes and hoppers.
Hospital Beds
Expanded Metal
Expanded metal, metal mesh, perforated metal, metal screens.