Heating and air cooling unit apparatus and system for residential and commerical buildings composed of boilers, valves, pipes, manifolds, solar panels, control panels, switches, and electrical wire, all sold as a unit; Heating, ventilation, and air conditioning apparatus and system for residential and commerical buildings composed of boilers, valves, pipes, manifolds, solar panels, control panels, switches, and electrical wire, all sold as a unit; Air-conditioning apparatus; Air filtering and purifying apparatus and machines; Air exchangers for cleaning and purifying air; Air purifiers; Air purifying apparatus; Air purifying apparatus and machines; Air sterilizers; Air sterilizing apparatus; Air sterilizers for household purposes; Air sterilizers for commercial purposes; Portable electric appliance and machines in the nature of electric air sanitizing units used to kill, control, and prevent mold, fungi, bacteria, and viruses; Air sterilizing units in the nature of an apparatus installed in air intakes, air ducts, and heating and cooling units used to kill, control, and prevent mold, fungi, bacteria, and viruses; Air sterilizer machines and systems being air sterilizers used to kill, control, and prevent mold, fungi, bacteria, and viruses
