Ключевые слова: air, air emissions, air heating, allergen, antiallergen, atmosphere, automatic, breezer, clean, cleans, comfortable, dustfree, dusty air, energysaving, favorable, filter, filtered air, filtration, forced ventilation, fresh, fresh air, home, household, humidity, hypoallergenic, in room, inside, multifilter, multilevel cleaning, no drafts, office, pollen, pollenfree, protect, purifier, quiet, recirculation, retains dust, retains harmful emissions, retains pollen, safe, silent, stationary, stuffy, supply, temperature, ventilation, ventilation system, warm,