11 Vehicle heating, ventilating and air conditioning units and fittings for the aforesaid goods, namely, burners, filters, gas lighters, gas condensers not being parts of engines, air duct elements, gas regulators and gas pressure regulators, tubes, heat exchangers, shafts for intake and emission, [ silencers and contact protection equipment, ] and structural parts and accessories for the foregoing, namely, thermostatic valves and valve manifolds, indicators, switches, connectors, hoses, joints, grilles, inverters, intakes, sound mufflers, [ air outlet channels, filters, air regulators, batteries, ] fuses, battery cut-off switches, temperature sensors, terminal clamps, spacer plates, screw sets, chassis kits, reinforcing plates, fans, [ extensions, ] automatic ignitors, [ altitude kits and ] frost control devices, all sold as a unit; heating elements; lighting apparatus for vehicles; [ drying devices, namely, clothes dryers and dryers for the removal of water vapor from compressed air and gases; cooking devices and ] heating devices as well as heating units, especially for gaseous and liquid fuels, namely, gas cooking ovens and oil cooking stoves for household purposes, electric heaters, gas heaters, liquid gas heaters, gas stoves and electric stoves; [ and thermostatic valves and structural parts therefore; ] ventilators and air blowers for ventilating units, heating units and air conditioning units, all for use in vehicles; hot-water devices, namely, tanks, heaters and boilers; heating boilers driven by gaseous or liquid fuels; [ water filters, water conditioning units; ] water heating, [ cooling ] and distribution systems for use in travel trailers, recreational vehicles and other similar land vehicles, comprised of drain valves, tanks, heaters, boilers, filters, water hoses, air ducts, outlet vents, pumps and control panels for storing and distributing water throughout a vehicle, all sold as a unit; [ conduits for sanitarian facilities, namely, urinals, toilets, showers, bath tubs, washing basins and bidets; gas burners and oil burners for industrial furnaces; ] pressure regulators for gas installations for use in the field of camping and in vehicles; [ structural parts for industrial furnaces, namely, gas fittings; regulating accessories for water supply, namely, metered valves; steam valves; ] overload valves and liquid-level controlling valves, namely, safety valves, for gas tanks, water tanks or oil tanks; thermostatic valves as parts of heating installations