6
Metal ducts for heating, ventilation and cooling (HVAC) systems
7
HVAC components, namely, condensate pumps specially adapted for use with HVAC units, condenser pads specially adapted for HVAC condenser units, vibration pads specially adapted for furnaces; condenser covers specially adapted for HVAC condenser units
9
Electric controls for heating, ventilation and cooling (HVAC) systems; thermostats; HVAC components, namely, whips in the nature of electrical wires with a protective sheath, and disconnects in the nature of shut-off switches for the electrical systems of HVAC installations
11
HVAC system components in the nature of air conditioning equipment, namely, air conditioning apparatus; heating, ventilation and cooling (HVAC) products, namely, HVAC units; HVAC system components in the nature of air conditioners; HVAC system components in the nature of furnaces; HVAC system components in the nature of heating boilers; HVAC system components in the nature of hot water heaters; plumbing installations in the nature of hot water heaters; HVAC system components in the nature of power vents in the nature of motorized blowers for HVAC ducts; HVAC system components in the nature of power venters in the nature of motorized blowers for venting combustion byproducts of heating installations; HVAC system components in the nature of leveling blocks specially adapted for furnaces; HVAC system components in the nature of air cleaners in the nature of air filtration installations; line sets in the nature of copper tubing specially adapted for use with HVAC systems; HVAC system components in the nature of furnace boilers, furnaces, heat pumps, circulators, radiators for heating, hot water coils, heat exchangers; HVAC system components in the nature of evaporators for air conditioners, evaporator coils, air handlers, ventilating exhaust fans; HVAC system components in the nature of dampers, namely, control devices used in air ducts to regulate the flow of air, compressors, expansion valves; filters for HVAC systems; HVAC supplies, namely, air filter media, humidifier water panels; hydronic equipment, namely, hydronic HVAC units; HVAC system components in the nature of hydronic boilers; hydronic supplies, namely, circulators
17
Air duct adhesive sealant compounds for use in the heating and cooling industry
19
Non-metal ducts for heating, ventilation and cooling (HVAC) systems