Air-conditioning installations; Apparatus for filtering drinking water; Cook- and hold- ovens; Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Electric fans; Germicidal lamps for purifying air; Hair dryers; Heating installations; Humidifiers for household use; Lighting installations; Plumbing fixtures, namely, shower sprayers; Refrigeration equipment, namely, rapid food chilling units; Regulating accessories for water supply, namel...