| 摘要 |
An air treatment system for buildings having forced air heating and or cooling systems including an evaporation pan and reservoir member received in ducting of the system downstream of the temperature changing portions of the system, the reservoir being located exterior of the ducting, the evaporation tray being received interior of the ducting, the sizing of the evaporation tray and the parameters of the added liquid to be evaporated being chosen to provide a given evaporation range to produce an odor control system.
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